perforated hose clamps american type
Specifications:
1.Bandwidth:12.7mm/14.2mm/15.8mm
Screw:5/16''hex-head.Carbon steel or 400/200/300 grade stainless steel
Band:bandwidth1/2''.Carbon steel or 400/200/300 grade stainless steel
housing:Carbon steel or 400/200/300 grade stainless steel
sizing and clamping range chart