硅青铜螺杆，磷青铜螺杆，铝青铜螺杆（牙条）之所有原材料都购于ISO认证厂商．
生产范围广泛，主要按照DIN/IFI/BS,及客户样品或图纸生产，
主要规格如下：
英制尺寸：
6-32 * 3'/6'
8-32 * 3'/6'
10-24 x 3'/6'
10-32 x 3'/6'
12-24 x 3'/6'
1/4-20 x 3'/6'
1/4-28 x 3'/6'
5/16-18 x 3'/6'
5/16-24 x 3'/6'
3/8-16 x 3'/6'
3/8-24 x 3'/6'
1/2-12 x 3'/6'
1/2-13 x 3'/6'
1/2-20 x 3'/6'
5/8-11 x 3'/6'
5/8-18 x 3'/6'
3/4-10 x 3'/6'
3/4-16 x 3'/6'
7/8-9 x 3'/6'
7/8-14 x 3'/6'
1-8 x 3'/6'
1-12 x 3'/6'
1 1/8-7 x 3'/6'
1 1/8-12 x 3'/6'
公制尺寸：
M4 x 1m/2m
M5 x 1m/2m
M6 x 1m/2m
M7 x 1m/2m
M8 x 1m/2m
M9 x 1m/2m
M10 x 1m/2m
M11 x 1m/2m
M12 x 1m/2m
M14 x 1m/2m
M16 x 1m/2m
M18 x 1m/2m
M20 x 1m/2m
M22 x 1m/2m
M24 x 1m/2m
M27 x 1m/2m
M30 x 1m/2m
特殊长度可以免费切割。