Kích thước có sẵn:
1/4 inch (6,4mm)
5/16 inch (8mm)
3/8 inch (10mm)
1/2 inch (12,7mm)
5/8 inch (16mm)
3/4 inch (19mm)
7/8 inch (22mm)
1 inch (25,4mm)
1/4 inch (6,4mm)
5/16 inch (8mm)
3/8 inch (10mm)
1/2 inch (12,7mm)
5/8 inch (16mm)
3/4 inch (19mm)
7/8 inch (22mm)
1 inch (25,4mm)