Hello Matt

This poem deals in sounds and its effect on human mind, with clarity. It is a tough life, working as a machine engineer. Your poem shows a true image of the surroundings and the process of work.
" The bolts, stands,
rubber bands and
wrenches are all .."

Imagery-
Imagery gives a visual picture of what it looks like in mechanical firm. Maintenance can be a real challenge at times. It punishes the person physically and tests his talent and presence of mind while finding faults with a failing machine.
"All
the while I toss, dive
turn,"

Simple lines with fitting words show one of our ground realities.

It flows well.

Write on!