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

Actibush Hardbar is 4140 / 42CrMO high tensile steel, which is induction hardened, and then ground after hardening to a precise tolerance of +0.00 / -0.05mm.

Available in up to 3m lengths cut to order.

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 2.5-5mm.

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.