Clausing 8520 Mill | Dales Shop
WEBIt turns out that the small spur gear portion of the 8520 compound gear (Clausing part 990065 – cost 66) is a close match to McMasterCarr part no. 6325 K31. Cost A bit of cutting to get the hub thickness down to 1/4 inch, some finish sanding and reassembly using 1/4″ dia. cold rolled stock as a shaft and a broken length of 1/16 ...