This type of jaw turnbuckle rigging screw can be used in crushers.   

1. Tpp link body  is  made from steel tube, material is the seamless cold drawn tubes of grade L 235 or L 355 steel as in DIN EN 10224 shall be used.  In China material is 16Mn or Q345 steel. 

2. Material of forged fork is C45 steel, with high precision cnc machining turned parts. 

3. We also can offer OEM tractor parts available in casting, forgings material.   

TJJ

Turnbuckle jaw jaw rigging screw 

Spannschlosser DIN1478 mit Gabel Gabel

The material of pipe body turnbuckle is Q235 steel.

The material of hot forged jaw is C45 steel.

Jaw thread end with RH and LH.

Surface treatment is White Zinc plated with CrVI free.