New one box set of 30 pieces diamond coated burrs / pointed heads in box set.

* They will fit your hand drill, drill press & your Dremel® and Foredom® tool with a 1/8" collet.

* included 1/16" diamond drill bits in a medium grit, for drilling glass, shells, tile and stone.

* Overall length is 40mm to 50mm (1 5/8 inch to 2 inch)

* Shank diameter : 3.17mm (1/8 inch)

* premium type diamond coated in GRIT 120 (medium)

* suitable for glass, marble, rock or jewelry.

• They will fit your hand drill, drill press & your Dremel® and Foredom® tool with a 1/8" collet.
• included 1/16" diamond drill bits in a medium grit, for drilling glass, shells, tile and stone.
• Overall length is 40mm to 50mm (1 5/8 inch to 2 inch)
• Shank diameter : 3.17mm (1/8 inch)
• premium type diamond coated in GRIT 120 (medium). suitable for glass, marble, rock or jewelry.

They will fit your hand drill, drill press & your Dremel® and Foredom® tool with a 1/8" collet.imported