CNBTR Grit 120 Fine Diamond Mounted Point Lapidary Spherical Head Grinding Bit 8mm

Description

Specification: Material:Metal,Diamond Color:Silver Shank Diameter:6mm Polished Size:8mm/ 5/16"" Type:Fine Grit:120 Medium Dimension:8 x 48mm/0.31 x 1.89""(Dia x L) Weight:16g Feature: Cylindrical nose, electroplated diamond head. Can be installed on the electronic grinder, hanging mill and hand electric drill. Used for sculpturing, precision grinding in precious stone, ceramic, glass, many the abrasive materials. The speed of 2000-3000 r/min. The Diamond grinding head can be installed on the Bench drilling machine, hand electric drill (not included here). Never use drills while machine is in hammer action. Package Include: 1 x Diamond Mounted Point Spherical Concave Head Grinding Bit