Pan Head Phillips Serrated Combination Screw

Product Introduction

Pan head phillips serrated combination screw is pre‑assembled with serrated lock washer. The sharp teeth bite into the surface of sheet metal to prevent slipping and loosening under vibration. Pre‑combined design greatly improves production‑line assembly efficiency.

Product Advantages

1. Serrated washer bites workpiece for reliable anti‑loosening performance

2. One‑piece pre‑assembly reduces spare‑part management and installation time

3. Smooth pan‑head design with phillips drive for convenient tightening

4. Multiple material and surface treatment options for long‑term service life

Application

Electric control cabinets, sheet‑metal chassis, power supply housings, communication equipment, home appliances, instruments and new‑energy assemblies.

Our Factory

We supply custom anti‑loosening combination screws. Custom diameter, length, washer type, material and plating are available. Full‑range dimension inspection guarantees stable quality. Samples and bulk orders are acceptable.