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43-8-4 1/2
Hardened Step Pins

Hardened Step Pin
Premium Hotwork Steel
Surface Hardened 65-70 Rc
Core Hardness 50-52 Rc

7/64" Pin Diameter (d1)
4" Overall Length (l1)
1/2" Shoulder Length (l2)
15/64" Head Diameter (d2)
1/8" Shoulder Diameter (d3)
1/8" Head Thickness (k)