Pillar Induction Co.

This induction hardener with patent-pending rotary conveyance system is suitable for hardening initial contact threads of mechanical fasteners and bolts including sems washer, hex head, button head, pan head, flat head, socket head and hex washer head. Fasteners are 4 to 12 mm (0.1875 to 0.5 in.) diameter and 25 to 100 mm (1 to 4 in.) long.