Center positioning, precise hole opening! Grinding center positioning drill, positioning before opening the hole, equipped with a discharge spring, to ensure accurate, fast and smooth cutting open hole.
New chip discharge slot design, smooth chip discharge, the design of the new chip discharge slot, even if processing thick steel plate, all the iron chips can be quickly discharged, will not cause chipping and jamming phenomenon. Anti-slip triangle shank, clamping tight, triangle shank type, clamping more firmly, not easy to slip, so that the opening of the hole more safe and reliable. Use: for stainless steel, iron plate, steel plate, cast iron and other metal materials to open the hole. Suitable for hand drill, bench drill, etc.Shank 10mm or more collet available. Knife cutting material must be fixed, there can be no movement, to be 90 ° right angle with the open hole? When the positioning drill is drilled through, please wait for a moment and then drill slowly â- During operation, if there is any abnormality or unsatisfactory chip removal, please stop working immediately and clean up the chips before continuing the hole opening operation.