| Product Name | 7Pcs Titanium-Coated Cylindrical Shank 3 Flute HSS Countersink Drill Bit Set for Metal Deburring |
| Size | 6.3mm, 8.3mm, 10.4mm, 12.4mm, 16.5mm, 20.5mm, 25mm |
| Material | High Speed Steel (Cobalt5%-M35, Carbide Steel , Carbon Steel are Available) |
| Flute Type | 3 Flute (5 Flute, Single Flute, 0 Flute, 6 Flute, 7 Flute, Multi Flute are Available) |
| Shank Type | Round Shank (Hex Shank, Taper Shank, Tri-Flat Shank, Weldon Shank, Long Shank are Available) |
| Surface Finish | Tin-Coated (White, Black and White, Black, Black and Yellow are Available) |
| Package | 6Pcs in Wood Case (Plastic Case, Tin Box, Double Blister Card are Available) |
| Features | 1. Three-flute designed to reduce clogging, improve clearance and be chatter free 2.High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance. 3.For increasing the surface hardness, the whole Drill Bits is using high-frequency quenching for heat treatment, high-density grinding, with titanium to prevent rust. High Hardness, Good Toughness, High Concentricity. 4.Round shanks allow use with a wide variety of toolholding systems. 5.Made from industrial grade High-Speed Steel for increased durability. 6.Ideal for wooden planks,fiberboard,particle board,plywood,plastic,alumiumn board ,pcb board and more |