ReviewsCobalt Steel Pilot Counterbore

DEWALT Drill Bit, Pilot Point, Industrial Cobalt Alloy Steel, 3/8-Inch (DWA1224)

  • Drill bit has maximum speed and life in stainless steel and other hard metals.
  • Pilot point and split tip design of drill bits for wood, metal and plastic starts on contact and eliminates bit walking.
  • Heavy-duty Cobalt Alloy Steel of DEWALT drill bits delivers 4 times more life than black oxide..
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IRWIN Step Drill Bit 3/16-Inch to 7/8-Inch Cobalt Alloy Steel 3/8-Inch Shank 10234CB

  • Cobalt Alloy Steel high speed steel for extended cutting edge life makes it ideal for drilling stainless steel.
  • Drills 12 different hole sizes, from 3/16" to 7/8" by 16ths.
  • SpeedPoint tip prevents "walking," gets fast starts, and eliminates the need for pilot/starting hole.
  • Single-flute cutting edge drills true round holes with smooth, clean finish.
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McJ Tools Reloading Flash Hole Uniformer(for 0.06

  • Multi caliber floating step pilot allos for flash hole uniformity on cases from .22 up to .45.
  • The tool head is made of high cobalt steel with Titanium Nitride coating for super long lasting.
  • Deburr depth stop for consistency from case to case.
  • with 8-32 threads and an hexagonal joint shank, it works with both drill and handle.
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Lutron CW-2-WH 2-Gang White Wall Plate, Pack of 6

  • Maximum speed and life in stainless steel and other hard metals.
  • Pilot-point tip starts on contact for clean, accurate holes and reduces lock-up on breakthrough.
  • Size markings are located above the shank to prevent wearing away.
  • Industrial-strength cobalt for optimum life and durability in metal.
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Aibesy 7pcs/set Counterbore Set M3-M12 High-speed Steel 4 Flutes Straight Shank Counterbore End Mills

  • High speed steel, high quality and durable..
  • It includes 7 sizes in one counterbore set(M3, M4, M5, M6, M8, M10, M12)..
  • An essential hardware tool for industrial..
  • The counterbore set works great in counter bored hole..
  • Apply to cast iron, steel, copper, aluminum, conventional hardness of stainless steel and die steel, etc..
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Chicago Latrobe 790 Solid Carbide Spotting Drill Bit Regular Length Uncoated Bright Finish Round Shank Right-Hand Spiral Flute 120 Degree Conventional Point 1/4 Size

  • Spotting drill bit creates a pilot hole to reduce walking and improve hole accuracy.
  • Solid carbide drills produce close-tolerance holes in hard materials, and have a longer tool life at higher speeds than cobalt and high-speed steel (HSS).
  • Uncoated (bright) finish has no additional surface treatment or coating.
  • 120-degree conventional point drills a pilot hole to accurately guide a 118-degree secondary drill bit.
  • Round shank accommodates most drill chucks.
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Greenlee - Carbide Cttr Quick Chge 6Pc Hole Making 660

  • Ejector Spring on all sizes above 3/4-inch makes removal of slug easier. Minimum chuck size of 3/8 inch (9.5 mm).
  • Replaceable, cobalt-steel pilot drill with split-point tip to prevent walking.
  • Precision carbide teeth for optimum performance and durability.
  • Includes 5 cutter heads, arbor, hex key and case.Dimensions 7/8 inch, 1-1/8 inch, 1-3/8 inch, 1-3/4 inch and 2 inch cutter heads.
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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, plastic and composite materials.
  • 3 in 1: Drill, Countersink and Counterbore in one step.
  • UNIVERSAL FIT: The Bosch SP515 countersink set fits all Bosch and competitive brands drill/drivers.
  • USE WITH: For use with Allen wrench (included in set).
  • the hex shanks fit 3/8 in. and 1/2 in. corded and cordless drills.
  • ACCESSORIES: Replaceable bits offered (sold separately).
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Greenlee 645-001 ¼ Inches x 2-1/2 Inch Pilot Drill used with Sizes 5/8-Inch Diameter Through 2-1/4 Inches Diameter Hole Cutters

  • Quick change arbor allows you to change cutter heads with a simple push and a turn.
  • Use the same arbor for different size cutting heads.
  • Replaceable, cobalt-steel pilot drill with split-point tip to prevent walking.Item dimensions are ¼ Inches diameter x 2-1/2 Inches overall length.
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uxcell Knurled Insert Nuts, M8 x 10mm(L) x 10mm(OD) Female Thread Brass Embedment Assortment Kit, 5 Pcs

  • [SIZE] - M8x1.25mm thread size, 0.39" (10mm) long, 0.39" 10mm outer diameter ,OD tolerance: +0.02"/0"..
  • [MATERIAL] - Made of brass, rust resistance, good thermal conductivity and heat resistance, can ensure long time using..
  • [FEATURE] - Can be installed by ultrasonic or heat into thread tapered hole, or in during injection..
  • [ADVANTAGE] - No need to counterbore or countersink the boss hole since the insert has guide pilot..
  • [APPLICATION] - Widely used on injection for fastening..
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Accusize Industrial Tools H.S.S Solid Cap Screw Counterbore Set 3 Flute Straight Shank 7 Pc 508S-0007

  • Inch Set (7 PC) : 6#, 8#, 10#, 1/4'', 5/16'', 3/8'', 1/2''.
  • Cap screw counterbores are tools that are used to create a recess in a workpiece for the head of a cap screw. You might use a cap screw counterbore when you need to attach a component to your workpiece using cap screws, and the component has a thickness that is greater than the length of the cap screw..
  • Another reason you might use a cap screw counterbore is if you want to create a flush or countersunk appearance for the heads of the cap screws on your workpiece. A cap screw counterbore allows you to create a recess in the workpiece that is sized to fit the head of the cap screw, giving the screw a flush or countersunk appearance..
  • Overall, cap screw counterbores can be useful when you need to attach components to a workpiece using cap screws, or when you want to create a flush or countersunk appearance for the heads of the cap screws on your workpiece..
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