可提供尺寸 :

阔度 :	1/8", 3/16", 5/32", 1/4", 5/16", 3/8", 1/2", 9/16", 5/8"
	4mm,7-16mm (每1mm 递增)
长度 :	From 1-1/4" to 4-1/4" (每1/8" 递增)
	45mm – 105mm