30CrMnTiGear Bright Round Steel Hot Rolled / Bright High Hardness It has higher strength and hardenability than 20CrMnTi steel, but the impact toughness is slightly lower. Mainly ...
OEM ODM Custom CNC Precision Machining Parts R8 Spindle With Heat Treatment Production Description: Dimensions: -0.00/+0.015mm The outside surface must be concentric to inside ...
12B-2,16B-2,20B-2 Short Pitch Roller Chains B Series Duplex Chain We can supply roller chain 12B-2,16B-2,20B-2 with high quality and competitive price. Roller chain material we use...