Clarostat/ Honeywell 600-128-c24 OPTICAL ENCODER ROTARY CONTROL PCB mount Obtained from govt surplus, looks unused, but I will call it used... 100% guaranteed. Here is some stuff I found on the interweb in blue...
NOTE: I just noticed the pictures make it look like it make be cracked or broke. I guarantee you it is NOT. That is just a casting seam in the aluminum housing.
Fluke TL175 TwistGuardTM Test Leads The Fluke TL175 TwistGuard™ Test Leads offer adjustable length test tips for use in different measurement environments. The TwistGuard™ adjustable tips enhance safety and versatility length. The WearGuard™ indicator shows damage to leads and provides heavy duty strain relief to withstand over 30,000 bends.
I googled the patent number and found the following info. The figures on the patent sketches looks slightly different than the piece. Patent number: US 3497806
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