99pcs HSS twist drill
Order
No.
Size
10010099
roll
forged
10110099
fully ground
10210099
fully
ground TiN coated
10510099
fully
ground cobalt
size: 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5，6, 6.5, 8, 10mm