Buy it now is for a lot of (10) 3/8" Chicago screw type fasteners. The screw part is magnetic while the barrel nut part is non-magnetic.
10 3/8" Chicago Screw Stud Fastener Rivet Hardware Gun Sling Guitar Strap Keeper
$6.99
Model
3/8" Chicago Screw
Brand
Unbranded
Type
Barrel Nut/Sex Bolt
condition
New