... at $0.001 3. MOQ:1000 4. Delivery:15-30days 5. Nice after-sale service Specification1.Thread type: machine thread, triangle ... HEAD BOLTS DIN912ATANDARD:DIN912 /ISO4762SIZE:M3--M24GRADE:8.8,10.9,12.9FINISHED:ZINC PLATED,BLACK OXIDE,HDG,PLAIN,NICKLEPACKING:SMALL ...