Bulk 5/16"-18 Slot Indented Hex Washer *Serrated* Thread Cutting Screw Type 23 – Full Thread Zinc-Bake DIN 965 High-Strength Fasteners for Construction

High-Strength Fasteners for Construction

these screws use a 45° trilobular thread to roll clean

Perfect for marine hardware

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

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

Bulk 5/16"-18 Slot Indented Hex Washer *Serrated* Thread Cutting Screw Type 23 – Full Thread Zinc-Bake DIN 965 High-Strength Fasteners for ConstructionMonster 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