... Performances &applications recommendedYG2590-910.7um2500-2800Good Wear resistance,shuit for processing hard wood ,cost iron ,copper ,A3 ... steel,cat iron ,copperKennametal 221091.50.5um>4300Suit for processing Hardneed steel ,hardneed stainless steel ,heat treated ... carbide,high wear resistance,high bending strength,suit for fishing processing About our company Changzhou Zhengheyuan Tool Co.,Ltd ...