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
| 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. |
Contact: David Yu
Phone: +86-139-52828006
Tel: +86-139-52828006
Add: Houxiang, Danbei Town, Danyang City, Jiangsu, China, 212300
