Proxxon 28920 engraver bit 4 pc(s)

2 diamond grinding bits and 2 silicon carbide grinding bits. For engraving, grinding or frosting glass. Diamond bit 1: ball Ø 1.0mm, diamond bit 2: ball Ø 1.8mm, silicon carbide bit cone 3/2 x 5mm, and bullet 2/2.5 x 7mm. All shafts Ø 2.35mm.Proxxon 28920. Material: Metal. Quantity per pack: 4 pc(s)