Size –6/6/8/10/25/35/50/68mm, diamond height 10mm, total length 60mm, M14 thread of the tile drill bit. Size –1pc 3/8′(10mm), 40mm workable length, M14 Thread, Grit #45/50, toal Length 65mm Machine –Angle grinder M14 Thread. January 3, 2024 admin