Pacific Abrasives Silicon Knife-Edge Wheel, White, Coarse Hard Dimensions:3 x 16mm a second side-drilled hole that

a second side-drilled hole that is behind the teeth (approximately 1

made with a chip of industrial-grade diamond set into a 1/4"H head

and are ideal for accessing hard to reach areas while protecting detail

Lab Report Number: 657429157

and how hard

Pacific Abrasives Silicon Knife-Edge Wheel, White, Coarse Hard Dimensions:3 x 16mm a second side-drilled hole thatThis white knife edge wheel is embedded with a hard silicon carbide abrasive and quickly removes deep scratches on precious and non precious metals. The aggressive coarse abrasive leaves a satin finish. The wheel has a 1 16" center hole; use with a mandrel (available separately).