DORMER HIGH SPEED STEEL TWIST DRILL SET
Set of 20 of the economy import twist drills (sizes #61-0.990mm/0.0390" through #80-0.343mm/0.0135") in a storage box.
They are perfect for drilling brass, copper, gold and silver. Use them in hand drills, with your flexshaft or with your micromotor.
Since the shank size of these drills varies with the size of the cutting head, you will need a drill adapter when using a quick change handpiece.
Sold in a set of 20 drills; one each of sizes #61 (0.99mm) thru #80 (0.343mm). The plastic storage box allows you to dispense on drill at a time.