6-19 x 5/16 Phillips Pan PLastite Alternative 48-2 Fully Threaded 410 S/S Passivated & Wax NWS It has a finished surface

It has a finished surface and is designed to be used with 5/16-18 bolts

a length of 1 1/4"

They have a serrated flange that digs into the mating surface to prevent loosening due to vibration or movement

The 4-24 x 1/4 Combination Pan Head Self Tapping Screw Type AB Fully Threaded Zinc is a versatile and durable screw designed for a wide range of applications

6-19 x 5/16 Phillips Pan PLastite Alternative 48-2 Fully Threaded 410 S/S Passivated & Wax NWS It has a finished surface6 19 x 5 16 Phillips Pan Plastite Alternative 48 2 Fully Threaded 410 S S Passivated & Wax This screw is made of 410 stainless steel, which is a martensitic stainless steel that is known for its high strength and hardness. The screw has a Phillips pan head, which is a type of screw head that has a cross shaped recess. The screw is fully threaded, which means that the threads extend the entire length of the screw. The screw is also passivated, which