Reviews Counterbore Step Drill

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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IRWIN Unibit 502T Step Drill Bit Set with Nylon Pouch Titanium Nitride Coated 3pc 15502

  • This IRWIN Unibit step drill bits feature single-flute cutting edges for greater control through steps.
  • These IRWIN Unibit step drill bits have a hex shank to help prevent slipping in the drill chuck.
  • IRWIN Unibit step drill bits use a nonskid, self-starting tip to minimize skidding and center punching.
  • Titanium Nitride coating is heat- and friction-resistant for extended cutting edge life.
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Accusize Industrial Tools 7 Pc Metric Hss Solid Capscrew Counterbore Set 3 Flute Straight Shank 508S-007m

  • Metric Set (7PC): M3, M4, M5, M6, M8, M10, M12. 3 Flute..
  • 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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12Pcs Steel Chisel Combination Set, Through-Hole Perforated Alloy Electric Hammer Drill Bit, Suitable for Household Lightweight Maintenance

  • Titanium Coating: Classic construction with titanium coating for capability and durability. The cutting edge is hardened and honed for sharpness, chatter-free design with staggered cutting teeth ensure the precise counter sinking and hole smooth clean..
  • The sway is small: you can open a beautiful aperture without using the center punch. No need to use the center punch, it is not easy to break. On-site construction, a variety of specifications for a step drill..
  • Unique step structure: one drill can open a variety of sizes and sizes, and one step drills to a box of drill bits.It is possible to deburr, chamfer, open hole expansion, and the function that the twist drill cannot be completed..
  • Use tools: pistol drill, bench drill. When the water is cooled while working, it can effectively extend the service life of the drill bit. The recommended drilling speed is 250-400 rpm..
  • Use: Dedicated to shovel walls, and suitable for drilling of ordinary stones, concrete, brick walls, etc..
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Accusize Industrial Tools Premium Metric H.S.S Solid Cap Screw Counterbore Set 3 Flute Straight Shank 7 Pc 509S-007M

  • High Speed Steel. Straight Shank. Metric Set(7 Pcs/Set): M3, M4, M5, M6, M8, M10, & M12.
  • 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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MK Morse 116244-MKM 050326116244, multi, one size

  • Applicable Plates: Burr free reaming, suitable for stainless steel, carbon steel, iron plate, aluminum plate, plastic plate, etc..
  • 4Pcs Drilling Tools: Including 3pcs step drill bit and a center punch, commonly used for woodworking grooving, drilling and cutting, etc..
  • Universal Shank: With universal shank type, can be installed on lithium electric drills, hand drills, bench drills and other equipment..
  • High Speed Steel: These drill bits are made of excellent high speed steel, with HRC58‑65 hardness, wear resistant and durable..
  • Multiple Specifications: The step drill can be used to drill holes of different specifications without changing the drill bit, which is convenient and practical..
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Milwaukee 48-89-2801 21-Piece Thunderbolt Black Oxide Drill Bit Set

  • Extreme Durabikity: Cobalt high speed steel drill bits along with the titanium coating ensures extreme durability, will stay new and shiny for years to come..
  • Different Sizes of Holes Can Be Drilled: Different sized shanks ensure compatibility with 1/4, 3/8 and 1/2 in. chuck sizes. You are capable to drill holes in different sizes which can meet your normal needs..
  • Smooth Drilling: Non-walking drill tip provides fast and smooth drills on steel sheets, aluminum sheets, wood board, plastic board etc. (the board must be smaller in thickness than the height of step drill bits)..
  • Use Center Punch to Mark the Spot: Please mark the spot that you are to drill for easier drilling and improved drill bits life..
  • Keep Your Step Drill Bits Well Organized: All the bits come in a well-organized case for easy transport and storage..
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Step Drill Bit Set & Automatic Center Punch Unibit, Cobalt Titanium Step Drill Bit Set, 5pcs Hss Cobalt Multiple Hole 50 Sizes (1/8''-1 3/8'') High-Speed Metal Steel Drill Set with Aluminum Case

  • The step drill bit are made of high speed steel, strong and durable, fit for drilling holes in stainless steel sheet, aluminum alloy, plastic material and wood(the board must be smaller in thickness than the height of step drill bits, thickness not exceed 0.12 inch/3mm)..
  • The Titanium coating resists the drill bits from corrosion and rust, deduces friction making it easily to do multiple drills on surfaces such as plastic, aluminum, copper, stainless steel, and other types of sheet metal..
  • The step drill bit set includes five standard step drill bits that can replace 50 individual drill bits and process 50 different kinds of diameter holes,meet various drilling hole requirements..
  • X-shape cutting blades design enables a faster and smoother cutting.1/4 "or 3/8" rods are compatible with most electric drilling tools, suitable for Home DIY, and General Building/Engineering Use..
  • Satisfaction guaranteed! Try any product we sell for a full 30 days. If not completely satisfied, return it to us for a no-hassle refund or credit..
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Cobalt Drill Bit Set - 13 Piece M35 Cobalt Drill Bits with Storage Case - Perfect Drill Bits for Metal, Hardened & Stainless Steel, Cast Iron, and More!

  • REPLACES 28 DRILL BITS: This set includes three standard SAE step drill bits that replace 28 individual drill bits.
  • TITANIUM COATED STRENGTH: Made of high speed steel with titanium coating for added durability and bit life.
  • SMOOTH DRILLING ACTION: Two-flute design provides faster, smoother cutting without walking and a tri-flat shank ensure a firm grip.
  • A COMPLETE SAE SET: Comes with one 3/16-inch to 1/2-inch six-step bit, 1/4-inch to 3/4-inch nine-step bit, and 1/8-inch to 1/2-inch 13-step bit.
  • CUTS AND DEBURRS: Cuts through steel, sheet metal and other surfaces with only a small amount of pressure and deburrs as you drill.
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