Proudly Manufacturing Ejector Pins, Medical Pins, Punch Pins, Puller Pins, Sucker Pins and more in Santa Ana, California

We pride ourselves on customer service and fast deliveries. We treat our employees and customers with the upmost respect and we are always looking to grow our business with quality personnel, new equipment, products and services made with pride in the USA. At Precision Core Pins our word is our bond. Our service includes Precision & Performance at a reasonable Price.


At Precision Core Pins our word is our bond. Our service includes Precision & Performance at a reasonable Price. All core pins, sleeves, and mold components are made to your exact specifications.

Precision Form Grinding

We invest in state of the art grinding machines and manufacturing software. This allows us to provide the very best quality to our customers. Communications, Petroleum, Automotive, Pipette and all other industries. The founders have over thirty years experience in manufacturing custom core pins. We strive to be the industry’s premier manufacturer of extreme quality Precision Core Pins, Sleeves, and Ejectors.

We specialize in machining a wide variety of materials, which include most tool and stainless steels, to complex geometries with dimensional tolerances to +-.00005. We are a leading manufacturer of custom corepins on the West Coast. Our customer base reaches within the continental United States and across the globe internationally. We have the necessary equipment and the skillful personnel, using the ISO standards, to ensure we meet or exceed your requirements.

With over 30 years of experience we offer a full range of services. Centerless Grinding, Form Grinding, Surface Grinding, Nano Drilling, Deep hole gundrilling, Flat Work grinding, Edm sinker/wire, High Speed Hardmilling , Engraving and polishing , Precision Thread grinding ID and OD, And we will also take care of any plating/coating needs.

High-Precision Techniques

  • Nano Drilling
  • Deep Hole Gundrilling
  • Honing
  • Engraving
  • Surface Grinding
  • Centerless-In-Feed and Thru-Feed Grinding
  • Lapping
  • Internal and External Thread Grinding

Additional Products

  • Mandrills
  • Hypodermic Tubing
  • A wide array of devices for the Medical Industry

Additional Services

We strive to meet your needs, no matter how precise or technical. If you are in need of a device or specification you don’t see listed here, please don’t hesitate to get in touch with us to inquire about our capabilities. We meet demanding and exacting requests from our wide client base, in industries as diverse as the electronics, connectors, medical, aerospace, defense, military, communications, petroleum, and automotive industries, and our services are constantly expanding as we strive to fulfill new requests.

We’re here to help meet your needs! Call for a quote today, no matter the project scope, at (714) 540-5621

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