Uxcell 50pcs #12 x 4" Self Drilling Screws Roofing Screws with EPDM Washer 4x8x8mm each key will only fit

each key will only fit one lock

Package Content : 100(+/-2%) x Hexagon Standoff Spacers

Tighten the red button instantaneous needle before use

Drip Rail Length: 12mm / 0

1 x Electromagnetic Relay with socket

Uxcell 50pcs #12 x 4" Self Drilling Screws Roofing Screws with EPDM Washer 4x8x8mm each key will only fitDescription: 1. Material: Both the screw and the metal washer are made of carbon steel, a zinc plated surface finish, which is corrosion resistant; the black washer is made of EPDM, which is wear resistant and oxidation resistant. 2. Advantages: The hex washer head has a flange with an EPDM rubber washer on the bottom to prevent leaks, loosening and damage to mating surfaces. The underside of the hex head provides a large flat bearing surface that