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5PCS Countersink Drill Bit Set, Low Friction Depth Stop, 1/8 9/64" 5/32" Drill + 3/8” 82° Counter-Bore, 11/64" 3/16" Dri 5PCS COUNTERSINK DRILL BIT SET: 5PCS countersink drill bit set includes 1/8", 9/64", 5/32" drill bits matched with 3/8”Best Value YUENTOEN 
YUENTOEN 5 Pack Countersink Drill Bit Set for Metal, 1/4 Inch Hex Shank Countersunk Bits, 82 Degree 5 Flute,1/4'' 3/8'' Premium M2 HSS Material: Crafted from industrial-grade M2 high-speed steel, and well-oiled, these countersink drill bitsYUENTOEN 
YUENTOEN 6Pcs Countersink Drill Bit Set with Low Friction Depth Stop, Replaceable HSS M2 Tapered Bits, 1/4" Quick Change Material: Our M2 HSS countersink bit features a spiral chip flute for rapid cutting; The sharp alloy cutting edges creatEZARC 
EZARC Countersink Drill Bit Set, 15 PCS Tapered Drill Bits Counter Sink Drill Bit with 2PCS Wood Plug Cutter 1/4" Hex Sh 【New Upgraded Set】EZARC 15pc countersink drill bit set that covers all the tool accessories you need for entire wood proDKIBBITH 
5-pc Countersink Drill Bit Set, 3in1 Woodworking Counterbore Hole Drill Bits for #6 8 10 12 16 Screws, Depth Adjustable Excellent Performance: Our countersink drill bit set is made of high-quality M2 HSS, designed for superior cutting powerBosch 
BOSCH SP515 5 Piece Hex Shank Countersink Drill Bit Set with #6, #8, #10, and #12 VERSATILITY: Bosch hex shank countersink bits feature adjustable depths and provide precise, clean pilot holes in wood,Meichoon 
Meichoon Countersink Drill Bit Set 5 Pcs Hex Shank 3in1 Wood Pilot Bits Drilling 7/64 9/64 11/64 3/16 7/32 Screws Holes ★ High-quality Material - Our hex shank woodworking countersink drill bit is made of high-speed steel 4241, ensuring its10% Off Chiloskit Countersink Drill Bit Set for Steel, 3 Flute 90 Degree HSS Chamfering Tool Bit for Metal Wood Woodworking Metal Working [Wide application]: This counter sink bit Suitable for workpieces with hardness less than 45HRC, such as carbon steel, aKEWAYO KEWAYO 4Pcs Countersink Chamfer Tool, HSS M35 Cobalt Tiain Coated, 1/4 Hex Shank 90 Degree Chamfer Drill Bit, for Wood, Comprehensive Set:This set includes 4 drill bits in varying sizes, with each of the 1-4MM, 2-5MM, 5-10MM and 10-15MM couTorquata Torquata Countersink Adjustable Cutting Height Tungsten Carbide Drill Bit Really easily adjustable for a huge range of countersink bits10% Off ColumPRO ColumPRO TiAlN Cobalt Single-End Countersink Chamfer Tool - Heavy-Duty M35 82-Degree Countersink Bit for Metal, Stainles 【Premium Quality】Crafted from M35 Cobalt High Speed Steel with TiAlN coating, our countersink drill bits boast unparalleTREND Trend Snappy Countersink 127mm With 1/8 Heat treated tool steel countersink with a HSS drillJectse Countersink Drill Bit Set, Adjustable Depth Stop Counter Sink Drill Bit, 4 Flute Wood Plug Cutter Drill Bit Set with Gui Adjustable Depth Stop: The countersink bits come equipped with an adjustable depth stop feature, enabling users to set tWalquicks Walquicks Countersink Drill Bit Set with Adjustable Depth Stop, 4-Flute Wood Plug Cutter & Guiding Flutes for Deep Holes 【Adjustable Depth Control】The Countersink Drill Bit Set features an adjustable depth stop for precise drilling, ensuringKEWAYO KEWAYO 4pcs Titanium Coated Countersink Chamfer Tool Deburring Tool Set Metal Wood Drill Bits Zhongbo Business Hight Quality: Countersink drill bit is made of high speed steel, titanium coated, strong and long-lastingDNAMYJME DNAMYJME 6Pcs Alloy Countersink Drill Bit Set With Depth Stop Spiral Edge Countersink Wood Drill Bit Versatile Wear Resi Set Content: This countersunk drill set includes a limit counterbore drill, 4 different sizes of replacement drill bits:TopHomer 4Pcs No Titanium Coating Countersink Deburring Tool Set, Chamfers Drill Bit Deburring Tool Metal Wood Drill Bits Kit for 【Multiple Specifications】 - Countersink Metal Set has 4 kinds of specifications to choose from, to meet a variety of neeZLHETWT Countersink Drill Bit Set with Adjustable Depth Stop Quick Change Countersink Drill Aluminium Alloy Countersink Drill fo 【Meet various drilling needs】Use this countersink drill bit kit to meet the drilling needs of various common sizes of 3/KEWAYO KEWAYO 5pcs Countersink Drill Bit Set, 1/4" 3/8" 1/2" 5/8" 3/4" Hex Bit 82° Pointed Tip Counter Sink Drill Bit for Proce Package Includes: You will receive 1 countersunk drill bit set, including 5 pieces of countersunk drill bits in sizes ofAmana Tool Amana Tool - (55227) Carbide Tipped 82° Countersink with Adjustable Depth Stop & No-Thrust Ball Bearing, 3/8 Dia x 1/8 D IDEAL FOR EVERY WOODWORKER – 82 Degree Countersink set with Adjustable Drill Bit Depth Stop and No-Thrust Ball Bearing.PFERD PFERD HSS Cone/Deburring Countersink Set, 3 Pieces, 90°, Diameter 6.3-16.5 mm, DIN 335 C, 25202152 - for Countersinking Industrial quality: the PFERD countersinks allow countersinking and deburring when working with different materials, eveYUENTOEN YUENTOEN 4 Pcs Countersink Drill Bit Set for Adjustable Bit Depth Stop, 1/4 Inch Hex Shank 2.8mm 3.0mm 3.2mm 3.5mm Count Material: Made of Carbon Steel, this countersink drill bit set provides great strength and durability for easy and long-DKIBBITH Countersink Drill Bit Set, 5 Pieces High Speed Steel 82 Degree 5 Flute 6mm Round Shank Mill Cutter Bit Countersink in Si VERSATILITY – Comes in 5 most popular sizes bits 1/4, 3/8, 1/2, 5/8, 3/4 inch counter sink drill bits.KOWOOD 3Pcs Countersink Drill Bits Set, Combination Tapered Countersink Bit, #6, #8, #10, High-Speed Steel Counter Sink Drill B Mutiple sizes-Includes 3 Gold Screw Countersinks: 3/32”x3/8”, 7/64”x3/8”, 1/8x3/8”YUENTOEN YUENTOEN Countersink Drill Bit Set, 5Pcs Pilot Drill Bits Depth Adjustable, 90° Wood Hole Countersink Drill with Stop Sc The drill bit is made of high-speed steel and tungsten steel; The drill bit body is made of 45# steel base, which is strFGBNM FGBNM 23pcs Woodworking Chamfer Drilling Tool Set, Including 7pcs 3-Point Countersink Drill Bit, 8pcs Wood Plug Cutters, 【Complete Drill Set】- Package includes7pcs 3-point countersink drill bit, 8pcs wood plug cutters, 6pcs countersink drillMilescraft Milescraft 5341-4-Piece Counter Bit Set Countersink Counterbore Drill Bits Four piece set includes bits for drilling pilot holes for screw sizes No 6, No 8, No 10 and No 12FTG USA FTG USA Countersink Drill Bit Set 5 Pc Countersink Drill Bit #4, 6, 8, 10, 12, Tapered Drill Bits Secured with Pin to 1/ FTG 2337P has Countersink Bits Secured with Pin. Drill bits designed as reliable wood drill bit set. Countersink drill bIRWIN IRWIN Tools Black Oxide Countersink Drill Bit, 5-Piece Set (1877791) Made from industrial grade High-Speed Steel for increased durability. Black oxide finish adds corrosion resistance.Yakamoz Yakamoz 3Pcs 1/4 Inch Hex Shank 5 Flute 90 Degree Chamfering Countersink Drill Bit Set | 12mm 16mm 19mm Size - 12mm,16mm,19mmAIMALL AIMALL 6PCS Chamfer Countersink Drill Bit Set, Titanium Coated Crosshole Cutting Deburring Tools for Wood, Plastic, and 🛠️ High-Quality Material: Made from high-speed steel with a durable titanium coating, these countersink drill bits ensuQkbuza Qkbuza 3 Pieces Counter Sink Bit Hex Shank Wood Drilling Tool Hex Shank 5 Flute 90 Degree Chamfering Countersink Drill B Efficient Woodworking Solution: Achieve smooth chamfers while eliminating secondary sanding through the advanced five-edGeneral Tools General Tools 196 Hand Reamer And Countersink, 3/4-Inch REMOVES BURRS- from wood, cut pipe, tubing and conduit. Inside deburring edge tool with capacity of 3/4" inner diameterJectse Countersink Drill Bit Set, 5PCS M2 HSS Tapered Drill Bits with Adjustable Depth Stop for Wood Countersunk, Hex Shank Qui EFFICIENT AND TIME SAVING: The quick release hex shank design enables the drill to be drilled and screwdriver operated eYUENTOEN YUENTOEN 4Pcs Countersink Chamfer Tool Set, M35 Cobalt TiAlN Coated 1/4 Hex Shank 90-Degree Countersink Bits for Wood, M Material: Crafted from M35 Cobalt High Speed Steel with cobalt coating, our countersink drill bits boast unparalleled toMake it Snappy Snappy Brand Quick-Change 5-Pc. Countersink Drill Bit Set with Case. Proudly Made in the USA In one step, you can drill, countersink and counter bore the perfect sized hole for #4, #6, #8, #10, or #12 screws.YUENTOEN YUENTOEN 6Pcs Countersink Drill Bit Set for Woodworking, HSS M2 Bits Tapered Head with Adjustable Depth Stop and L Shape Material: Our M2 HSS countersink bit features a spiral chip flute for rapid cutting; The sharp alloy cutting edges creatP&N P&N Quickbit Screw Pilot Drill/Countersink 5 Piece Set 1/4-Inch hex shank suits quick change adaptors17% Off IRWIN IRWIN Metal Countersink Drill Bit Set, 5 Piece, 1877793 Product Type: Tools11% Off wolfcraft wolfcraft 43720001 Countersink with Cross Hole ø 12 mm Perfectly suited for pre-drilling for flush screwingGeneric Wood Countersink Drill Bit Set - Countersink Drill Bits Set for Carpentry Woodworking - Adjustable Sturdy Counter Sink B Adjustable Design: Equipped with an adjustable scale ring, this counter sink drill bit allows users to set exact drillinNQEUEPN 9pcs Countersink Drill Bit Set, Counter Sink Drill Bit for Wood with Wrenches Woodworking Countersink Bit for #4#6#8#10# Package Content: You will receive 7 pieces of countersink drill bits and 2 wrenches. Sufficient quantity will meet yourAIMALL AIMALL 8PCS Countersink Drill Bit Set 3-10MM Chamfering Reamer Tools High-Speed Steel 5 Flute Titanium Coated for Woodwo 🔹 Premium High-Speed Steel Material: Made from heat-treated high-speed steel；Coated with Titanium Nitrate for enhancedYakamoz Yakamoz Countersink Drill Bits, Set of 7pcs HSS Countersink Drill Bits Hole Drill Bit Screw Woodworking Chamfer Tool wit The woodworking drill is made of HSS 4241, the middle chamfer drill body is NO. 45 steel.AIMALL AIMALL Hexagon Shank Countersink Drill Bit Woodworking Screw Wood Hole Drill Bit 8MM，Adjustable Depth & Quick Change，Ide 🛠️ Universal Compatibility: Tailored for woodworking and aluminum alloy projects, this countersink drill bit set deliveRocaris Rocaris 23-Pack Woodworking Chamfer Drilling Tool, 6pcs 1/4" Hex 5 Flute 90 Degree Countersink Drill Bits, 7pcs Three Po Package included 23pcs woodworking chamfer drilling tool, 6pcs 1/4" Hex Shank HSS 5 Flute 90 Degree Countersink Drill BiBestgle Bestgle 5 Pcs Countersink Drill Bits, HSS Taper Counter Sinker Drill Bit Set with Chamfering Combination for Woodworking What You will Get: Countersink drill bits #4(7/64") #6(9/64") #8(11/64") #10(3/16") #12(7/32") and 1 Pcs Hex Key Wrench.gernie Countersink Drill Bit Set, Carbide Tipped 82 Degree Countersink Set with Adjustable Drill Bit Depth Stop, Carpentry Pilo 5 PIECE LIMIT COUNTERSUNK DRILL: The set includes 5 replaceable HSS M2 taper drill bits measuring 4.8x12.7mm (3/16x1/2);Vearter Vearter Deburring External Chamfer Tool for Metal, Countersink Chamfering Drill Bit with Carbide Blades, Bolt Thread Rep Fits Many Sizes - Compatible with drills ranging from 0-400 RPMs, All thread deburring tool accommodates bar stock, threTREND Trend 5-Piece Quick Release Countersink Set, 1/4 Inch Hex Shank, Tool Steel Body, HSS Drill Bit, 5 Pack, QR/CS/Set VERSATILE TOOL The Trend 5 Piece Quick Change Countersink Set is a versatile tool with a 1/4" quick change hex shank forDEKTON Dekton 3pc Hand Countersink Set-3 in 1 Design| Complete with Handle| Countersink Angle 45 Degrees| Used in A Hand Drill Versatile 3-Piece Set: The Dekton Hand Countersink Set includes three precision-engineered countersink bits designed forMatework Countersink Drill Bit Set, M35 Cobalt HSS Countersink Drill Bits 6 Pieces 1/4 Inch Quick Change Hex Shank for Metal, Woo HIGH-QUALITY COBALT MATERIALS -- MATEWORK countersink drill bits are crafted from M35 cobalt high-speed steel, Provide dKUNLONGSKY Woodworking Countersink Drill Carbide Tipped Adjustable Depth No-Thrust Bearing for 3/8X3/32 X1/4 Countersink Bit Cutter YG6 alloy, cutter body 45# carbon steel, electroplatingJectse Wood Countersink Drill Bit Set, 5Pcs Adjustable Tapered Counter Sinker Bits 2.8‑4.0MM 5 Colors, Quick Change Pre Hole Dr FLEXIBLE AND ADJUSTABLE: Countersunk chamfered bit with adjustable limits to meet a variety of countersunk and drillingP&N P&N 1/8 Inch Quickbit TCT 2 in 1 Drill and Countersink Bit for Wood and Fibre Cement Fully adjustable depth stop for accurate control of countersink depthYINETTECH YINETTECH 1Pc Inner Hole Chamfer Deburring Repairing Blade Deburring Countersink Tool Set BC1651 NB1000 for Plastic Alum Suitable for wood, plastic, aluminum, copper, steel and other metal processing.P&N P&N 1/2 inch High Carbon Steel Countersink Quickbit Made from high carbon steelKEWAYO KEWAYO 5Pcs Countersink Drill Bit Set,Adjustable Wood Hole Countersink Drill with Stop Screw Hole,Counterbore Hole Saw B Superior Material:Our countersunk drill is made of alloy bit and high-quality high-speed steel to ensure its high hardneBestgle Bestgle 6 Pcs Countersink Chamfer Drill Bits Set 82 Degree Chamfering Cutter 1/4 Inch Hex Shank 5 Flutes Chamfer Tapered Complete Size - Our counter sink drill bits sets including 6mm(1/4''), 8mm(5/16''), 9mm(3/8''), 12mm(1/2''), 16mm(5/8'')OCGIG OCGIG 4pcs Countersink Chamfer Tool HSS(4241) Titanium Coated Deburring Tool Set Metal Wood Drill Bits Material: High Speed Steel HSS (4241)T&F T&F Cross-Hole Countersink Drill Bit Set 3 Pieces 90 Degree Countersink Bit Sets for Countersink Chamfer Metal Wood Dril Countersink debur set: 1/4 inch shank countersink debur bits are made of high-speed steel with a smooth finish, high harVGOL VGOL 4Pcs 7 Flute 10MM 13MM 1/4-Inch Hex Shank Countersink Hex Drill Bits Steel Countersink Bit Chamfer Tool Woodworking Size: Cutting Edge Diameter: 10mm, 13mm . Hex Shank: 6.35mm(1/4"). Length: 48mm.P&N P&N 5/8 inch High Carbon Steel Countersink Quickbit Made from high carbon steelCostcom 6Pcs Chamfer Countersink Deburring Drill Bit Crosshole Cutting Metal Tools Great for boards and plastic boards with low hardness for opening chamfering processing .Jectse 4pc HSS Drill Bits #6#8#10#12 for Woodworking, Fast Change Hex Shank, Countersink 4pcs HSS constructed drill bits for drilling holes with screw sizes #6,#8,#10 and #12SagaSave SagaSave 3mm Woodworking Countersink Drill Bit, Timber Wood Working Drill Bits for Wood Screw Cutter with Wrench, 1Pcs Specification : All sizes of Countersink Drill Bit : 2.5*6mm, 2.8*8mm, 3*8mm, 3.2*8mm, 3.5*10mm, 4*10mm, 4.2*10mm to satAskwhy Askwhy Deburring Countersink Tool Set, RD16.5-BC1651 Countersink Hand Reamer, Great Burr Remover Hand Tool for Wood, Pla DURABLE AND SHARP COUNTERSINK BIT: This little tool works well and a great addition to my bench; Durable and Sharp CountGeneric Countersink Drill Bit Set for Wood | 4X Drill Bits with Low Friction Depth Stop - 1/4 Inch Hex Shank Tool with Storage B Precision Drilling Assured: Equipped with a special wrench and rotating collar to prevent outer wood damage; adjustableNybhyjka Nybhyjka Counter Sink Bit | Hex Shank Wood Drilling Tool | Heavy Duty 90 Degree Deburring Bits Set of 3 for Wood Repair Improved Drilling Safety: The countersink drill bit set incorporates a stable hexagonal handle design that minimizes sliBosch Professional Bosch Professional 2608596665 Countersink bits 10, M5, 40, 8mm, Silver, 10 mm Materials that can be processed: Non-ferrous metal, steel, wood, plasticVearter Vearter 2-5mm Deburring Inside Chamfer Tool for Metal, HSS M35 Cobalt Countersink Chamfering Drill Bit Hex Shank, 90 Deg Remove Burr Tool - Chamfer Angle: 90°; Material: Cobalt High Speed Steel (HSS-CO/M35); Shank: 6.35mm Hex ShankMbnvtxh Limit Countersink Drill Bit Set Aluminum Alloy Wood Countersink Drill Bit Quick Change Adjustable Wood Hole Countersink What You Get: The package includes 1 limited countersink drill, 2 four-edged drill bits (with center drill), 1 hexagonalDEWALT DEWALT Countersink Drill Bit Set #6, 8, 10, 3-Piece (DW2535) Product Type: ToolsAmana Tool Amana Tool AMS-628 6-Pc Carbide Tipped Countersink with Adjustable Depth Stop and No-Thrust No Marring Ball Bearing Set Carbide TippedTREND Trend Snappy TCT 9.5mm Diameter Countersink & HSS 2.5mm Drill for No6 Gauge Screws, Tungsten Carbide Tipped, SNAP/CS/6TC TUNGSTEN CARBIDE TIPPED: TCT countersink for clean and precise countersinking of No6 gauge screws.Amana Tool Amana Tool - 55239 Carbide Tipped Adjustable Countersink with Depth-Stop 3/8 Dia x 49 Degr CARBIDE TIPPED: Industrial quality carbide tipped countersink drill bits made for long-lasting cutting edge performanceVouyar Vouyar Cobalt Steel Single End Countersink Drill Bit with Cobalt Coating Finish for Hard Metal Wood, 90 Degree M35 HSS, M35 Cobalt HSS: Super tough, resistant to wear, high thermal threshold. Designed for tackling tough materials like stainTopHomer 1Pcs 3.2mm x 8mm Countersink Drill Bit, 1/4'' Round Shank Chrome Vanadium Steel Drill Bit 7 Sizes to choose, Material: Chrome vanadium steel.Narex Narex Handheld Countersink Tool 130mm Long Maximum 10mm Holes For hand deburring and countersing operationsENERTWIST ENERTWIST Countersink Drill Bit Set with Adjustable Depth Stop, 5Pcs 82 Degree Carbide Tipped Countersink Bit with1/4 Qu 【Tackle Any Woodworking Project】 This versatile 5-piece countersink drill bit set tackles various drilling needs with po15% Off Wera Wera 845/8 1-Flute Countersink Bits 8-Pieces Set Ideal for mobile repair and assembly workWisoqu Countersink Drill Bits Set, Adjustable Depth Stop for Wood, with 82 Degree Chamfer, Depth Adjustable HSS M2 Pilot Drill ADJUSTABLE DEPTH BLOCKS: These countersunk drill bits feature adjustable depth limits that can be set to meet the varyinKOZTOL KOZTOL 4PCS Countersink Drill Bit Set, Counter Sink Drill Bit with Adjustable Depth Stop and L Shape Wrench, Wood Counte Premium Materials: The sharp tungsten steel alloy can create smooth countersink and counterbore holes. The M2 HSS countewolfcraft wolfcraft Countersink with Depth Stop, hexagonal shaft I 4390000 I Precise countersinking for flush screws in wood adjustable depth stop with fixed setting positions for countersink screws with thread diameter up to Ø 10 mmTimberline Timberline - Quick Countersink 1/8 Diametermetereter (608-116) Devotion to consistently providing the highest qualityKEWAYO KEWAYO 3 Flute 90 Degree HSS Chamfering Tool Bit Countersink Drill Bit for Metal Wood, Pack of 6pcs [PREMIUM MATERIAL] - The countersinks are made of high speed steel with high-frequency quenching for heat treatment andCreate idea Create idea 1Pc Countersink Drill Bit 90 Degree 3 Fluted Chamfer Milling Cutter 16.5mm M35 High Speed Steel TiAIN Coated Specification: Chamfer end mill with 90 degree; Shank diameter:6mm; Blade Diameter:16.5mm,Overall length: 60mm.Meichoon Meichoon Wood Countersink Drill Bit Set 4 Pcs Hex Shank 6# 10# 13# 16# Tapered Drilling High Speed Steel Convenient and ★ Easy to Use - The hex shank design of our drill bit allows for quick and secure attachment to drill machines. It ensurSagaSave SENRISE Countersink Drill Bit Set with 6.35mm Hex Shank Quick Change Wood Drill Bit Set for Woodworking with 1 Small Hex The 5 piece set includes bits for drilling pre-drilled holes for screw sizes #5, #6, #8, #10 and #12Pyhodi Carbide Steel Countersink Drill Bit Set Excellent Cutting Capability Prevents Clogging Holes Multiple Uses 5 Pieces with Excellent Cutting Capability: This countersink bit set is made of carbide steel with HRC 50‑54 hardness, which offers exPyhodi Countersink Bit with Depth Stop, 3x10mm Drill Bit with Adjustable Depth Stop and Accessories, Drill Bit Depth Stop Colla P&N P&N 9/64 Inch Quickbit TCT 2 in 1 Drill and Countersink Bit for Wood and Fibre Cement Fully adjustable depth stop for accurate control of countersink depthMeichoon Meichoon Countersink Drill Bit Hex Shank Depth Adjustable Quick Release 3in1 Pilot Bits Tapered Chamfer Woodworking Dril ★ Versatile functionality - The drill is equipped with a 47# steel chamfering device, including an adjustable screw forAIMALL 4PCS Screw Countersink Bit Set Pilot Holre Drill Metal Plastic Wood Hex Shank - Precision Pilot Hole & Countersinking #6 🔩 Complete Set for Multiple Sizes: Cater to screws ranging from #6 to #12, ensuring you have the right tool for each taGeneric Countersink Drill Bit Set - Counter Sink Drill Bit Adjustable Depth Wood Drill Bits,Thickened Taper Drill Bit Set Hole D Depth Control with Ease: Equipped with an adjustable limiter to accurately control depth from 5-35mm, ensuring high-qualMakita Makita B-53811 Drill & Screwdriver Bit Accessory Set (100 Piece), Multi-Colour, Set of 100 - 2 x hole saw (32 mm and 38 mm)Bosch Home and Garden Bosch 2609255123 16 x 60mm Countersink HSS 3-Cutting Edges M8 90 Degree Diameter: 16.5mm head sizeVearter Vearter External Chamfer Drill Bits Deburring Tool with 3 Flute Carbide Blades for Metal Steel, Removal Burr Tools Quick 【Fits Many Sizes】 -- Suitable for use with drills that have a speed range of 0-400 RPMs. It can fit bar stock, threadedYUENTOEN YUENTOEN Countersink Drill Bit Set, 6Pcs 1/4'' Hex Shank HSS 5 Flute Countersink 90 Degree Center Punch Tool Set for Woo Premium Quality: Counter Sinker Drill Bits are made of high speed steel with high-frequency quenching for heat treatmentGeneric Countersink Bit for Metal,Countersink Tapered Drill Bits Reamer | Pipe Reamer Tool, Quick Change Bit, PVC Fitting Saver, ◆Work Efficiency Boosted: With our Countersink Drill Bit, rest assured that your drilling needs for PPR water pipes are