Bulk 5/16"-18 Slot Indented Hex Washer *Serrated* Thread Cutting Screw Type 23 – Full Thread Zinc-Bake DIN 965 Drive Style: Internal Hex Socket

Drive Style: Internal Hex Socket (Allen wrench/hex key required)

and more where strength and clean appearance are critical

US/Inch Hex Flange Bolts

High-Strength Fasteners for Construction

Bulk Availability: Cost-effective packs for large-scale usage

Bulk 5/16"-18 Slot Indented Hex Washer *Serrated* Thread Cutting Screw Type 23 – Full Thread Zinc-Bake DIN 965 Drive Style: Internal Hex SocketMonster Overview: Eliminate loosening on vibrating assemblies with 5 16 18 Slot Indented Serrated Hex Washer Head Thread Cutting Screws, Type 23, Bright Zinc Bake. The built in serrated flange digs into the mating surface for a positive lock, while the dual drive head pairs a hefty 1 2 across flats hex with a full width straight slotdrive it your way. At the tip, a Type 23 triangular chip relief pocket ejects swarf while cutting, reducing drive torque