Proxxon - Diamond coated grinding bit 3.2 mm 2 pcs.

Ball-shaped diamond-coated Grinding Bits for Glass and Stone. For drilling and machining of glass and types of stone including granite. Recommended for use on drill presses with a speed of 2,000rpm with a speed of 2,000rpm with the use of coolant. Shaft Ø 2.35mm (3/32"). 3.2mm (1/8”). 2 pieces