New one box set of 30 pieces diamond coated burrs / pointed heads in box set (type 2).

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

* included 1mm, 1.5mm, 2mm, 2.5mm & 3mm sphere (ball) shape bits.

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

* Shank diameter : 3.00mm

* premium type diamond coated in GRIT 120 (Medium)

* suitable for glass, marble, rock or jewelry.

PLEASE ADD WATER FOR COOLANT WHEN USE DIAMOND BITS.

• They will fit your hand drill, drill press & your Dremel® and Foredom® tool with a 1/8" collet.
• included 1mm, 1.5mm, 2mm, 2.5mm & 3mm sphere (ball) shape bits.
• Overall length is 40mm to 50mm (1 5/8 inch to 2 inch)
• Shank diameter : 3.00mm
• 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