Bulk 5/16″-9 × 1 ¼″ Slotted Indent Hex-Washer Head 48-2 Thread-Forming Screws for Thermoplastics – Zinc-Plated Steel, Baked & Wax-Lubed 200 HV Built from premium alloy steel

Built from premium alloy steel and finished with a thermal black oxide coating

Standards: Button head geometry to DIN 9427 / ISO 7380

including black

while stainless construction offers dependable corrosion resistance and a clean

The indented 5/16″ external-hex head with integral washer spreads clamp load while an unslotted crown keeps dust and liquids out of the joint

Bulk 5/16″-9 × 1 ¼″ Slotted Indent Hex-Washer Head 48-2 Thread-Forming Screws for Thermoplastics – Zinc-Plated Steel, Baked & Wax-Lubed 200 HV Built from premium alloy steelMonster Overview: Tackle heavy duty plastic assemblies with 5 16 9 1 Slotted Indent Hex Washer Head 48 2 Thread Forming Screws. The forged top slot lets you start or finish by screwdriver if a socket cant reach, while the captive washer hex head flies through production with a 7 16 nut runner. The Plastite alternative tri lobular thread cold flows thermoplastic, cutting chip free internal threadsno pre tapping, no cleanup. Heat treated carbon steel