Working in the machine shop

Just a selection of  pictures of my work in the machine shop, including: piston stop tool, battery terminal puller, Sheraring off a bolt, using a helicoil, and using taps and dies.

Screwing in the original bolt

Shearing off the bolt head

Broken bolt head

Using a recoil tap to thread the newly drilled hole

 Rethreading to M10 with a helicoil

 Finished helicoil product

Battery terminal puller

Missing are pictures of my work on the piston stop tool, sharpening drill bits, and the individual pieces of the battery terminal puller.