Terrax A101126RO 3 piece Hss Steel Step Drill set M4-30 with round shank
€79.96 incl. vat
€65.01 excl. vat
Ruko 101052H M4-30 Step Drill with 1/4inch hex shank. So, this stepped in 4mm increments ideal for sheets steel cutting burr free and drilling out large holes in steel from small to large hole size gradually.
My question is about the