Carbide Tips Countersink Drill Step Drill bits counterbore drill bits
Name: Alloy center step hole saw
Packing: plastic box
Material: cutter head YG8 alloy, cutter body 45# carbon steel, surface sprayed
Packing size: 37mm*37mm*105mm
Weight: 140 grams
Uses: used to open 25mm+32mm holes in wood