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APEX offers full-service design, engineering and manufacturing to your specifications. Our custom fasteners have enjoyed great success supplying all types and sizes of businesses in most sectors of industry.
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Tri-Wing® Bits

The Tri-Wing®, also known as triangular slotted, screw drive has three radial slots. It is usually used on electronics equipment. Tri-Wing®, as the name suggests, is a screw with three "wings" and a small triangular hole in the center. A variation is a kind where the three "wings" are joined in the center (with no triangular hole).

ACR® and Tri-Wing® are registered trademarks of the Phillips Screw Company.
APEX FASTENERS, Inc - 15858 Business Center Drive - Irwindale, CA 91706 USA
APEX Fasteners supplies standard and custom screws, nut retainers, shoulder screws, plastites and taptites, all types of rivets, spring steel fasteners and special stampings, sems screws in standard, fractional or metric to electronics, aviation and other OEM industries worldwide. ApexFasteners.com custom manufactures screw machine components for electronic enclosure hardware as well as cold forming and cold headed specials for assembly and production requirements.
Tel: (626) 962-2219 - info@apexfasteners.com
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