1.7mm Diamond Drill 2.34mm Shank

Diamond Coated Drill Bits 1.7mm

◆ Size: 1.7mm
◆ Shank: 2.34mm
◆ Used by jewelry designers
◆ Drilling holes on glass, sea shells, rocks and stones.
◆ You can cool the drill bits down by wet sponge after using to prolong its life


1.7mm Diamond Drill 2.34mm Shank