For the screwdriver: 2

and thickness compensator

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

Diamonds offer excellent performance in sharpening knives of any steel including high carbon

top grain cowhide leather strop on anodized blank 4 x 1 Aluminum Color:Gray For the screwdriver: 2Top 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.