Specification :

Material:302, 303, 304, 305,316, 410, 550
Length: 5mm-230mm
Dia : #0,#1,#2,#4,#6,#8,#10,#12¡­5/16
Head type: Pan , Flat , bugle, Pan washer, Hex, Hex washer, button, socket, hex flange, T-head...
Drive: phillip, pozi, square, slot, torx¡­
Standard: DIN JIN ANSI GB
Salt spray test for 304 302 316 products more than 96hours, the longest can reach up to 4000hours.