Uxcell #12 x 2-61/64" Self Drilling Screws, 50pcs Roofing Screws with EPDM Washer Bells 38 inch(W*L)

38 inch(W*L)

15-inch (H*D)

Material: polyester

Greasable pins feature a grease zerk for lubrication

Descriptions: The polishing wheel is made of cotton

Uxcell #12 x 2-61/64" Self Drilling Screws, 50pcs Roofing Screws with EPDM Washer Bells 38 inch(W*L)Description: 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