Description
Brian’s Machine Shop BMS 1/4″ Square Hood Washers – 4 Pack (1″ Hole)
Lock down your sheet metal the right way with the Brian’s Machine Shop (BMS) 1/4″ Square Hood Washers. Built to handle demolition derby abuse, these washers are designed to spread load and prevent bolt pull-through on hoods, trunks, and other high-stress mounting points.
Each washer measures 5″ x 5″, is cut from 1/4″ thick solid steel, and features a 1″ center hole, making them ideal for reinforcing thin sheet metal and keeping bolts from tearing through during hard hits. Whether you’re securing a hood, trunk, or reinforcing other critical areas of your derby car, these square washers provide the strength and reliability you need to stay in the fight.
Sold as a 4-pack, they’re a must-have for any serious derby build.
Features:
- Square hood washers – 4 pack
- Size: 5″ x 5″
- Thickness: 1/4″ solid steel
- 1″ center hole
- Helps prevent sheet metal pull-through
- Ideal for hoods, trunks, and other applicable areas
- Designed for demolition derby use
Built tough by Brian’s Machine Shop—because sheet metal doesn’t stand a chance without proper reinforcement.









