This handles came equipped in many monarch lathe model,

The bore that attaches to the machine is 5/8 holes with a #5 taper pin,

Is made of 6061 aluminum handle to keep the cost down but yet still strong and ss steel on the pin and knurled thumb handle for corrosion resistance,

Please node:

Will include assemble handle with taper pin

You will have to ream the hole on the handle to be able to instal the pin