Cylindrical Shank HSS Interchangeable Pilot Counterbores Drill Bit

 

Product description: 1.Counterbores for cutting holes where a capscrew or fastener is required to sit flush or even below the level of the workpiece. Thread size is the size of the screw thread to sit within the hole and cutting diameter shows the size that will be cut

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 Product Description
Product Name Cylindrical Shank  HSS Interchangeable Pilot Counterbore Drill Bit for Metal Duberring
Size

Thread Size M8                                             Pilot Diameter: 9mm

Cutter Diameter: 15mm                                  Cutter Length: 22mm

Shank Diameter: 12.5mm                               Overall Length: 100mm

Material High Speed Steel   (Cobalt5%-M35, Carbide Steel, Carbon Steel  are Available)
Shank Type Round Shank      (Hex Shank, Taper Shank, Tri-Flat Shank, Weldon Shank, Long Shank are Available)
Surface Finish White      (Tin-Coated, Black and White, Black, Black and Yellow are Available)
Package 1 Piece in One Plastic Box       (Double Blister Card is Available)
Features

1.Counterbores for cutting holes where a capscrew or fastener is required to sit flush or even below the level of the workpiece. Thread size is the size of the screw thread to sit within the hole and cutting diameter shows the size that will be cut for both the capscrew and head.

2.Made from industrial grade High-Speed Steel for increased durability.

3.A counterbore hole is usually used when the head of a fastener, such as a hex head or socket head capscrew, is required to be flush with or below the level of a workpiece's surface.

 
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CONTACT US


Contact: David Yu

Phone: +86-139-52828006

Tel: +86-139-52828006

Add: Houxiang, Danbei Town, Danyang City, Jiangsu, China, 212300

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