Abrasive material: Slate

They are made of milled natural quartz with particle size 3 micron

The housing press fits (tightly) under the table

and thickness compensator

Centaur Series is dual side diamond with two 1 mm-thick diamond-bearing layers on the aluminum plate

top grain cowhide leather strop on anodized blank 4 x 1 Aluminum Color:Gray Abrasive material: SlateTop Grain Leather is the outermost area of the hide where the hair was is sanded during the processing phase to get rid of imperfections. Strops made of top grain leather have uniform and flat surface. Top grain strops are universal it's easy to apply any compound including solid paste. The stropping medium is mounted on high quality aluminum blank with color anodizing: graphite gray, black, deep ruby red, ocean blue, emerald green, sepia orange.