3/8-16 x 5/8 Serrated Hex Flanged Washer Full Thread Screw Case Hard Zinc 1 1/4-7 HVAC ductwork

HVAC ductwork

The 4-24 x 5/16 Slot Pan Self Tapping Screw Type AB Fully Threaded 18-8 Stainless is a type of screw that is used to fasten two pieces of material together

These 8-15 x 3 Phillips Bugle Head Fine Thread Drywall Screws in Black Phosphate are designed for superior performance in drywall applications

The 10-24 x 2 Unslotted Indented Hex Head Machine Screw Fully Threaded Zinc is a versatile and durable fastener designed for a wide range of applications

They have a 1/4" across the flats hex head and a 3/8" diameter shank

3/8-16 x 5/8 Serrated Hex Flanged Washer Full Thread Screw Case Hard Zinc 1 1/4-7 HVAC ductworkThe 3 8 16 x 5 8 Serrated Hex Flanged Washer Full Thread Screw Case Hard Zinc is a versatile and durable fastener designed for a wide range of applications. It features a 3 8 16 thread size, a 5 8 inch head diameter, and a full thread length. The serrated hex flange washer provides a secure grip and prevents the screw from loosening due to vibration or movement. The case hardened zinc plating offers excellent corrosion resistance and durability,