1/4-20 x 1-1/4″ Hex Head Bolts Black, 304 Stainless Steel 18-8 Hexagon Head Screws Bolts, Black Oxide Finish, Allen Hex Drive, 20 PCS-Fast Shipping

Description

Thread Size: 1/4-20; Thread Pitch: 20 TPI; Thread Type: Coarse Thread/ UNC

Screw Length: 1-1/4 inch or 32mm (measured excluding the head height); Head Height: 0.163 inch (4.1mm)

Hex Drive Size: 7/16″; Package Includes: 20 PCS

Strong enough for indoor and outdoor projects. Hex bolts generally requires washers and nuts to distribute the pressure, as well as preventing pull through. They are known for their effecient application performance and endurance widely used in a variety of industries such as construction, manufacturing, engineering, assembling, aircraft and so on.

Made of 304 Stainless Steel with black coating outside which is superior to regular stainless steel and any zinc plated fasteners, provides better strength and corrosion resistance in bad environments like high temperature, cold weather and high humidity areas without the need for time consuming and costly maintenance.