Bulk 1/4-20 Serrated Slotted Hex Washer Taptite Alternative Thread-Rolling Screws – Zinc Bake + Wax – Monster Bolts Material_Zinc plated Steel General fastening where security and

General fastening where security and durability are critical

4" Diameter × 3/4" Width: Fits standard light-duty pulley brackets

High Strength and Durability: Thru-hardened medium carbon steel offers superior mechanical properties for heavy-duty use

Featuring fine-thread (UNF) technology

providing exceptional resistance to corrosion

Bulk 1/4-20 Serrated Slotted Hex Washer Taptite Alternative Thread-Rolling Screws – Zinc Bake + Wax – Monster Bolts Material_Zinc plated Steel General fastening where security andMonster Overview: Drive, lock, and seal in one motion with 1 4 20 Serrated Slotted Hex Washer Taptite Alternative Screws from Monster Bolts. Their tri lobular thread rolling point forms precise internal threads as it drives, eliminating chips and tap breakage. The indented hex washer head delivers high installation torque with a wrench, while the straight slot offers screwdriver back up and the serrated flange bites tight against vibration. Each case