Tork Craft Step Drill Hss 4-22Mmx2Mm Spiral

Step drill Use one drill for many holes. Multiple step and countersink tool for drilling and countersinking in one smooth operation. SIZE: Ø4-22mm STEP: 2mm STEEL: HSS (High-speed steel) Application: Suitable for materials with a maximum thickness of 4 to 6mm depending on the hardness. The best type of drill for steel plate. Benefits: Burr free holes. Perfectly round holes. Easy to enlarge holes. Stronger - more rigid. Drills plastic easily. Non-slip points. TIP: The use of cutting paste is recommended.