This is bow-shaped torque wrench with a ratchet mechanism that is designed for tightening nuts. It can tighten nuts smoothly without interfering with the pipes.
This is highly-durable pump use to remove priming water from gas pipe line. It consists of 22 replaceable parts and wear and damage can be repaired. Designed to be used for a long time.
This is a drill that is a modified BM40MRY hammer drill (made by Hitachi Koki) so that it is air-tight. Repair parts and optional parts are the same as for the standard of BM40MRY.