Unslotted Indented Hex Washer head Zinc Plated w/ Seal Washer
Unslotted Indented Hex Washer Head Self Drilling Screw W/Seal WAsh is a zinc plated screw. The #8 and #10 are assembled with a 1/2" O.D. bonded wahers. The #12 are assemble with a 9/16" O.D. bonded washer. Finally the #14 are assembled with a 5/8" O.D. bonded washer.