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FineCore Precision
Polished steel guide pillar standing upright, with a collared guide bush slid down over it and resting on its collar

Stamping

Die-set guide pillar and bush

Process
Turning, hardening, grinding the pillar between centres, grinding and honing the bush bore
Typical materials
Bearing steel 1.3505 (100Cr6), hardened; bronze or ball-cage bushes as alternatives
Typical use
Keeping the upper and lower halves of a stamping die in line