Reviews Four flute Step Drill Bit

FEWELL HSS Step Drill Bit Set 3-Piece Set 29 Sizes M35 Cobalt Spiral Groove Titanium Coated Step Drill Bit for Drilling Plate Aluminum Metal Wood HoleSpecification

  • 【M35 Cobalt High Speed ​​Steel】The durable step drill is made of HSS M35 cobalt, and the surface is plated with cobalt，outstanding durability and sharpness. Effectively reduces the friction to ensure cooler running so as to prolongs service life..
  • 【HSS titanium coating】The surface is treated with a titanium alloy, which greatly improves the cutting performance of the drill bit, is more wear-resistant, and extends the service life..
  • 【Efficient Design】118°X split point tip and two-flute design increases cutting speed with self-centering and prevents walking, clears chips faster and allows particles to escape easily..
  • 【Total 29 Step Sizes】3 drill bits, 29 sizes, our drill bit set includes 3 standard step drill bits, capable of drilling 29 holes of different diameters, thus saving your time and effort..
  • 【Application】The drill step bit suitable for pistol drill or bench drill, cooling water to extend its service life. The appropriate drilling speed is 250-400 rpm. Compared with traditional drills, the impact is minimal and it is almost impossible to break..
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FTG USA Replacement Tapered Countersink Drill Bit Set 3 Pc (#10) 3/16' Countersink Bit Same Size Bit Replacement Only, Countersink Replacement Drill Bit FTG Maximum Torque Wood Bits Secured with Pin

  • Replacement tapered counter sinker drill bit set 3 Piece #10 (3/16") bit replacement Only (Without the 4 Flute cutter countersink counter-bore), made to replace the 3/16” bits of #10 countersink drill bit set for wood , with 1 Hex Wrench (1/8 inch Allen Key) included. Replacement bit countersink with hex shank compatible with 1/4" standard Quick Change chuck including impact drills.
  • Countersink replacement bits made for countersink drill bits for wood. with wider flute for increased chip flow. Replacement drill bits have logo brand name laser printed on each countersink bit quick change 1/4" hex shank. Counter sinker drill bit replacement set, drill bits secured with pin, professional FTG drill countersink set Maximum Torque. Packaging set combination unique design protected by US Copyright Office.
  • Replacement countersink drill bits with pointed tip and wide flute for drilling fast, clean pilot hole, ensures tight fit for screws. All FTG countersinks hex drill bit sets with tapered countersink bit can be replaced with FTG replacement taper drill bits countersink for extended wood bit. Countersink replacement drill bits designed as to work as wood drill bits. All same size replacement tapered drill bit for drill countersink.
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DEWALT Masonry Drill Bit, Percussion, 3/8-Inch by 18-Inch (DW5232)

  • 2-cutter carbide tip of drill bit maximizes carbide surface contact for longer bit life..
  • Four flute design of DEWALT drill bits cleans debris out for fast, efficient drilling.
  • Three flats on shank eliminate bit slipping in chuck (except DW5232, DW5233, DW5237, DW5238).
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【 New type】Mgtgbao Concrete Drill Bit Set, 10pcs Masonry Drill Bits Set Carbide Tip for Glass, Brick, Tile, Concrete, Plastic and Wood with size 3/16” (5mm),1/4” (6mm), 5/16” (8mm) ,3/8” (10mm), 1/2” (12mm).

  • 2 cutter carbide tip of masonry drill bit set maximizes carbide surface contact for longer bit life..
  • Four flute design cleans debris out for fast, efficient drilling.
  • Three flats on shank eliminate bit slipping in chuck (except DW5232, DW5233, DW5237, DW5238).
  • Rock carbide tip maximizes carbide surface contact for longer bit life.
  • Three flats on shank eliminate bit slipping in chuck.
  • Innovative tip reduces walking and increases accuracy.
  • Used primarily to drill holes for mechanical anchors, fits standard 3/8-inch and 1/2-inch chucks.
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OXMUL Step Drill Bits for Metal, 1/8 to 1/2, Cobalt Bit, Heavy Duty for Stainless Steel,Metal, Aluminum, Wood, Copper, Wood, 13-Steps. #202

  • 【Heavy Duty for Stainless Steel】 The Cobalt Drill Bits(1.3243 STEEL) can drill 6X longer life and 2X faster. This Drill bits is heavy duty for Stainless Steel, Metal, Galvanized Steel, Aluminum,Iron, Wood, PVC and Copper. If you want to drill faster and many holes on metal, please choose this step drill bit.
  • 【Cobalt Bits】 Prefect for Stainless Steel/Metal Sheet/Wood/Plastic/Aluminum Sheet/Copper and other metal sheets. This Drill bit can successfully drill more and more holes easily into Stainless Steel plate like knife through butter!.
  • 【120-DAYS WARRANTY】 - If not satisfied, Any Reason, please contact us for 100% refund or replacement.
  • 【13 Steps︱2-Spiral-Flute︱1/4" Shank】 13-STEPS: 1/8,5/32,3/16,7/32,1/4,9/32,5/16,11/32,3/8,13/32,7/16,15/32 to 1/2 inches. 2-Spiral Flute:Clears Chips faster.
  • 【Cutting Fluid】 Cutting Fluid must be poured during work for longer life! Prohibit water-cooling to prevent!.
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NEIKO 10173A Step Drill Bit Set for Metal and Wood, 5 Piece SAE, Spiral Grooved for Faster Drilling, Step Bits with 50 Total Step Sizes, Titanium Coated Unibits

  • PREMIUM STEP BIT: Each unibit is constructed of industrial high-speed steel with a titanium nitride coating for durability and strength to punch and drill clean holes in materials like plastic, aluminum, wood, copper, stainless steel, and other types of sheet metal..
  • STEP DRILL BIT FOR METAL: With a split point tip that accelerates cutting speed while preventing angled walking away from center line of bore, drilling holes in metal is fast, efficient, and clean..
  • SPIRAL DESIGN: The two-flute spiral grooved design deburrs chip, dust and debris for clearance and smooth cutting. With 50 step sizes combined, each hole made with these step bits will be precise..
  • QUICK-CHANGE: The 1/4-inch hex shank makes for easy, convenient, and quick stepper bit switches and is compatible with impact ready power tools..
  • INCLUDES: Each bit set comes with 5 drill bits of a combined 50 sizes: Range is from 1/8” to 1-3/8”..
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DEWALT Drill Bit, Black Oxide, 3/8-Inch x 12-Inch (DW1610)

  • 135 degree split point drills on contact and prevents walking.
  • Parabolic flute design improves chip ejection in metal and wood drilling applications.
  • Black oxide coated for greater wear resistance.
  • Helix is 31 degrees which minimizes the over aggressiveness of a true parabolic flute.
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CORTOOL Step Drill Bit HSS Spiral Groove Step Bit 1/4" to 2-3/8" Step Drill Bit for Metal Plastic Wood, 12 Sizes Multiple Hole Stepped Up Bit for DIY Lovers

  • ✅ The step drill bit is made from upgraded high speed steel characterized by well-balanced toughness, wear resistance and red hardness properties for better and faster hole -drilling performance. The titanium coating makes the drill bit more durable so that it can last for years with uncompromised quality..
  • ✅ The spiral dual-flute design prevents metal fillings from flying around and clears chips faster thus it can drill more smoothly without heating up..
  • ✅ The rapid strike tip drills twice as fast as the average step drills and can drill acrylic, PVC, wood, aluminum and iron sheets up to 0.2’’ in thickness..
  • ✅ CORTOOL drill bit is bigger in size so it can drill holes with larger dimensions..
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ZELCAN Large HSS Spiral Groove Step Drill Bit 12 Sizes Titanium High Speed Steel 1/4 to 2-3/8 Drill Bit for Sheet Aluminium Metal Wood Hole Drilling Big Multiple Hole Stepped Up Bit for DIY Lovers

  • Durable Titanium Coated Bits ----- The step drill bit is made from upgraded high speed steel characterized by well-balanced toughness, wear resistance and red hardness properties for better and faster hole -drilling performance. The titanium coating makes the drill bit more durable so that it can last for years with uncompromised quality..
  • Jam-Free Performance ----- The dual-flute design prevents metal fillings from flying around and clears chips faster thus it can drill more smoothly without heating up..
  • Larger Size ----- Our drill bit is bigger in size so it can drill holes with larger dimensions up to 2-3/8"..
  • Universal Compatibility ----- The rapid strike tip drills twice as fast as the average step drills and can drill acrylic, PVC, wood, aluminum and iron sheets up to 0.2’’ in thickness..
  • One Bit for All ----- The bit comes with 12 hole sizes: 6mm, 10mm, 15mm, 20mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm, 55mm, 60mm. , saving you time and efforts to change bits, quadrupling your drilling efficiency compared to competition..
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