Wera wrench double open end 27/32 Joker - 27mm and 32mm bolts and nuts 8080465 Failing to keep the valve

Failing to keep the valve open the full amount results in power loss

approximately 1” thick

allen head (socket head) bolts & copper washers

-3" high and 6" pullback

Wera wrench double open end 27/32 Joker - 27mm and 32mm bolts and nuts 8080465 Failing to keep the valveThe Joker has a non angled 12 point beak, therefore it requires just 30 of working space, otherwise it functions just like a regular open end wrench. The dark metal plate dual functions as a retainer, preventing the nut to slip through the wrench beak or it holds the nut. 30 further the metal retainer plate allows the nut to slide through, or grip it since the metal plate is equipped with a hardened ragged edge. The teeth of his edge will 'bite'