RoyceMart 5/16″-18 x 1/2 inch Flat Head Socket Cap Screws Grade 10.9 Alloy Steel, Black Oxide, Counterskunk Head, Full Thread, Pack of 20-Fast Shipping

Description

Allen Hex Drive Size: 3/16″

Size: 5/16-18 x 1/2″; Package: 20 PCS; Thread Size: 5/16-18 UNC; Thread Type: Coarse Thread

Head Height: 0.198 inch; Head Diameter: 0.656 inch: Countersunk Degree: 82 degrees

Material: High Quality 10.9 grade alloy steel, great strength and good corrosion resistance to make fasteners last!

IDEAL USE for machinery industry, classified instruments, electronic products, household appliances and etc.