This Needle and Roller widely used in engineering machine, automotive transmission systeem, farming machine, textile machines..
1) Needle
LZ provides whole range of needles, the needle material is bearing steel, the hardness is HRC6065, the surface roughness Ra is not more than 0.2. Its dimensional tolerance, outline precision and needle groups
2)Cylindrical Roller
The dimensional range for FBX cylindrical roller: Dw:330, Lw: 550; the roller material is GCr15, the hardness is HRC6065; and the hardness is HRC6064 the material is GCr15SiMn,; surface roughness Ra is not more than 0.2.
3)Pin
Also mass-produces piston pin and other pin for powertool. It is normally made of bearing steel. The precision, surface hardness and roughness are all in accordance with the related industrial standards, or up to users requirements