auger bit m43 cobalt-containing stainless steel special rotary drill iron metal punching high hardness straight handle drill full set

cobalt twist drill [strong wear resistance]]

[3+4 + 5mm] 3 pack [3.2+4.2+5.2] 3 pack [5+6+7 + 8mm] four pack 8.5+10.5 + 12.5mm [6+7+8+9 + 10mm] 5 pack [6+8+10+12+14] 5 pack [3+4+5+6+7+8+9+10]] 1.5 [10 pieces]] 2mm [10 pcs]] 2.5 [10 pieces]] 3mm [10 pcs]] 3.2 [10 pieces]] 3.5 [10 pieces]] 4mm [10 pcs]] 4.2 [10 pieces]] 4.5 [10 pieces]] 5mm [10 pcs]] 5.2 [10 pieces]] 5.5 [10 pcs]] 6.0 [10 pieces]] 6.5 [10 pieces]] 7mm [5 pieces]] 7.5 [5 pieces]] 8.0 [5 pieces]] 8.5 [5 pieces]] 9.0mm [5 pcs]] 9.5 [5 pieces]] 10.0mm [5 pcs]] 10.5 [5 pcs]] 11mm [5 pcs]] 11.5 [5 pieces]] 12.0 [5 pieces]] 12.5 [1 piece]] 13.0 [1 piece]] 14.0 [1 piece]] 3.0 [1 piece]] one mm [1 piece]]