Knurled hand nuts (LBS-177 ) for
Delta 14 inch bandsaw wheel guards
Reproductions of the hand nuts used on the 14" bandsaw wheel covers and the belt cover, Typical of the earlier model bandsaws, before the switch to Bakelite. Threaded for 3/8's by 16 threads per inch, dimensions as shown below, there may have been slight variations on these over the years, so there's no guarantee they'll be a perfect match with yours, (best to order a complete set !)
$28.00 per knob, plain steel
$33.00 per knob, nickel plated.