规格
3/8*6〃*0.25
10*100*0.5
12*50*0.25
3/8*6〃*0.5
12*100*0.25
12*50*0.5
1/2*6〃0.25
12*100*0.5
1/8*2*60°
1/2*6〃*0.5
10*50*0.25
1/4*2*60°
10*100*0.25
10*50*0.5
3/8*2*60°