Induction hardened 4140 high tensile steel bar stock Induction hardened to 55-62 HRC.

Induction hardening is a surface hardening, Which leaves the core of the steel pin High Tensile steel allowing for slight flexibility during use and reducing chances of breaking - Hardness depth is typically 2-4mm. Available in 1m Lengths or shorter lengths cut to order.

Actibush Hardbar is the gold standard for making long lasting digger pins in your workshop or ours. Tried and tested, with a thicker hardened layer for a longer life.

Please email sales@actibush.co.nz for pricing and cut to length options.

We also make custom pins in 2-4 working days using our pre-hardened bar stock - Please use our custom pin builder https://www.actibush.co.nz/custom-pins or email us for made to order pins.