Great product and very good quality. Made from HSS Hight-speed Steel
The blades are very sharp and they drill into metal fast.Including Steels,Cast Iron ,Copper,Galvanized Pipe,Aluminum Alloy,Wood, Plastic and Other Hard Metals.
Good Wear resistance,Spiral groove design, well chip removal performance.135 Tip & Twist Design,Increases cutting speed with self-centering and prevents walking.
Works great and good price, Will be a good assistant in your work.
| Product Name | HSS Twist Drill Bit | Technology | fully ground / half ground / rolling |
| Angle | 118°/135° etc | Usage | metal / wood / plastic |
| Size Unit | Metric / English system | Brand | GOLDMOON / customization |
| Material | HSS (4241/4341/6542(M2)/M35) | Surface Finish | amber finish / black finish / black and golden / white finish / Tin-coated |
| Size | 1-20mm*0.1mm | Package | plastic tube / customization |
