Used on 7010-01-610-3546. flat countersunk head style zinc-plated steel flat head phillips sheet metal screw screw has a no.1 phillips drive; screw is self starting in thin sheet metal but a drilled hole is recommended for thick material zinc surface treated
Used on 3895-01-577-2425 paving machine,bituminous material. hexagon extended washer head style screw, tapping type f; fully threaded; 1/4 x 20 zinc surface treated