Product Description SPROCKET 1/2'' X 5/16'' 08B SERIES SPROCKETS For Chain Acc.to DIN8187 ISO/R 606Tooth Radius r313.0mmRadius Width C1.3mmTooth Width b17.0mmTooth…
Product Description Product DescriptionHeat treatmentHarden teeth, tempering, quechingSurface treatmentzinc plated, blacken, phopharization, carborizedProcessForging( casting)---lathe- teeth shaping---finishing---oil washing---Packing ,made by CNC…