Steel clamp/tool/lifter. The handle pulls over-centre, clamping the upper spike into the lower anvil. Spike wind's in to adjust grip strength. : r/whatisthisthing

Brass tool that swivels on end and clamps to hold something : r

DESTACO 602 Straight Line Clamps - 602 Series, 3-3/4 Capacity

Variable-Jaw Pressure-Adjusting Clamp - Lee Valley Tools

HIT 5/16 - 1 Trigger Grip for Cable - 12000 lbs WLL - #16-TG50A

Anvil® 0500361100 FIG 261 Pipe Riser Clamp, 4 in Pipe, 1/2 in Dia

Adjustable nut/screw on old clothes hanger : r/whatisthisthing

Metal pipe from a lock picking set : r/whatisthisthing

Weird metal tool with this spike that hangs freely. Found while

Railroad Tools and Solutions, Inc.

Steel clamp/tool/lifter. The handle pulls over-centre, clamping the upper spike into the lower anvil. Spike wind's in to adjust grip strength. : r/whatisthisthing

Weird metal tool with this spike that hangs freely. Found while

Straight Line Action Clamps 602-604-624 (Series)

4-in-1 Clamps, Heavy Duty – Strong Hand Tools