In order to reduce noise, the deep well rigs are wrapped in military awnings.

V-shape Notch Mold

V-Shape Notch Mold,V-Shape Notch Cutting Die,Cathode V-Shape Notch Cutting Mold,Cathode V-Shape Notch Punch Mould

Guangdong Rixin Precision Technology Co., Ltd. , https://www.nissontooling.com