Hex head cap screws and flat head slotted cap screws meet specific dimensional specifications and are often used in precise applications where tight tolerances are required. The flat slotted head is preferred over the hex head when head clearance is a concern. Hex Head Flat washer face bearing surface under the hex head that meet specific specifications as described by ASME B18.2.1 Features Made in USA 90 Piece Specifications Size: 1"-8 x 4-1/2" Thread Size: 1"-8 Material: Steel Drive Style: External Hex Finish: Yellow Zinc Grade: Grade 8 Head Style: Hex Head Thread Coverage: UNC Coarse Threaded Thread Style: Right Hand Weight: 111.6 lbs - SKU: APFN31874

Hex head cap screws and flat head slotted cap screws meet specific dimensional specifications and are often used in precise applications where tight tolerances are required. The flat slotted head is preferred over the hex head when head clearance is a concern. Hex Head Flat washer face bearing surface under the hex head that meet specific specifications as described by ASME B18.2.1 Features Made in USA 90 Piece Specifications Size: 1"-8 x 4-1/2" Thread Size: 1"-8 Material:<