Tork Craft | Step Drill HSS 4-22 X 2mm Spiral Type_Adhesives sticking wood

sticking wood

10mm Single sleeve chuck for one hand operation

or align the center hole of the rivet nut with mandrel by one hand and use another hand to pull the trigger slightly to have the nut loaded by driving tool

Hardened & Ground Contact points

Tork Craft | Step Drill HSS 4-22 X 2mm Spiral Type_Adhesives sticking wood4 22 X 2mm Step Drill Use one drill for many holes. Multiple step and countersink tool for drilling and countersinking in one smooth operation. SIZE: 4 22mm STEP DIAMETER: 2mm STEP HEIGHT: 5mm 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