ST 5/16-E Screw on tip.
New POR-15 Reducer Medium Speed Solvent Quart 40804, Free Shipping St. USA
TCT-516 Tungsten Carb. Wide Spray Insert. 5/16" straight Bore, OD= 3/4"
Nu-Mark N-516 6" Heavy Duty Pneumatic Sander
MILTON INDUSTRIES S-516 Tire Inflator Gage Made in USA
Milton Straight Foot Chuck Inflator Gauge 15" Dual Head Hose 10-160 PSI S-516
Plews 50-516 Oiler Pistol 6 Oz. 6" Flex Base