Shenzhen Shi Shi Tong Metal Products Co., Ltd

The details determine the quality of the brass slotted screws : Last month, Mr. Qin in Shenzhen contacted Shi Shi Tong through a network search. Mr. Qin sent a drawing of the brass slotted screws

brass slotted screws, this is to first punch the head of the screw, and then cut the slot, instead of forming the head and the groove together. The two sides of the cut slot are straight and look good. www.sstls.com www.szsst88.com