Hitch Pin Hardness

alldodge

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Mar 8, 2009
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Don't remember when I drilled out the hole on the end of the hitch pin, but its been a lot of years. Drilled it out so I could put a master key lock thru the hole.

New truck has a class V receiver and my old class IV pin is a tad short. Bought a class V pin, looks the same (zinc plated) just longer. Break out the cobalt bits and going to drill the hole out. Ahhh no drill bit is bearly making a mark

Ideas
 

Outboard 200

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May 14, 2021
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I own a fabrication and repair shop and we do a lot of trailer repair and maintenance. We’ve found that the class V pins are extremely hard as they should be. We’ve started suggesting to our customers to go ahead and purchase a locking pin.
 

alldodge

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Thanks, never found one of them I like. Usually cheap china junk.

Maybe get me a carbide bit
 

alldodge

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Did some reading and found a guy that said he used a concrete bit an it work. I tried it and it does work, drilled right though. Need a larger bit to complete but just go slow and don't let bit get to hot
 
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