MoldPro

Leader Pins and Bushings

Leader pins, bushings, support pillars and plate return components — guided mold alignment to ±0.002 mm, hardened and precision-ground, HASCO / DME / MISUMI interchange, 3–7 day delivery.

Leader Pins and Bushings product

Why Leader Pins and Bushings

Leader pins, bushings, support pillars and plate return components — guided mold alignment to ±0.002 mm, hardened and precision-ground, HASCO / DME / MISUMI interchange, 3–7 day delivery.

  • Leader pins, bushings, pillars and plate return sets
  • Hardened and precision-ground to ±0.002 mm
  • HASCO / DME / MISUMI interchangeable dimensions
  • Wear-resistant with long service life
  • Complete alignment sets for new molds and retrofits
  • MOQ 1 piece, 3–7 day standard delivery

ALIGNMENT SYSTEM

Components of a Mold Alignment System

Leader Pins

Hardened guide pins that align cavity and core plates on every cycle.

Leader Bushings

Precision-ground bushings with lubrication grooves for smooth travel.

Support Pillars

Pillars support the ejector plate against molding pressure — preventing deflection and flash.

FAQ

Questions Buyers Ask

What is the purpose of leader pins?

Leader pins and bushings align the mold halves precisely during opening and closing, protecting cavities, cores and ejection from misalignment wear.

What accuracy do you hold?

Pins and bushings are hardened and precision-ground to ±0.002 mm alignment accuracy.

Do you offer complete alignment sets?

Yes — leader pins, bushings, support pillars and plate return components as complete sets for new mold builds or retrofits.

Do your parts match HASCO / DME / MISUMI?

Yes — dimensions follow international standard interchange sizes.

What is the delivery time?

Standard series 3–7 days; complete custom sets 7–15 days.