Tungsten carbide drills Fig. 4203 HM for pearls and corals

Carbide twist drills Fig. 4203 HM with 4 grooves for pearls and corals, replace the conventional pearl drill.

Assortment twist drills 4203 HM in practical storage box.

Content 6 pieces (1x each in the following sizes):
0.70 - 0.80 - 0.90 - 1.00 - 1.10 - 1.20 mm