Allstar Countersunk Bolts #10 w/1in Washer Black 10pk ALL18631 Kit includes specially designed aluminum washers which allow the socket head fasteners to install flush with the surface creating a smooth finished look. Many uses include mounting roofs, side skirts, spoilers and replacing sharp edged fasteners inside cockpit. Kits include washers, bolts and nyloc nuts. Product Info Alternate Description COUNTERSUNK BOLTS #10 W/1IN WASHER BLACK 10PK Part Number ALL18631 Vendor Part Number ALL18631 UPC Code 848238083200 Package Weight 0.26 lbs 0.12 kg Package Length 7 in 17.78 cm Package Width 4.05 in 10.29 cm Package Height 1.1 in 2.79 cm Spec Sheet Allstar Spec Sheet