Square Head Set Screw, Cup Point, 5/16-18 x 2 1/4', Alloy Steel Case Hardened, Black Oxide, Full Thread (Quantity: 100) Coarse Thread, 5/16 inch Square Head Bolts, Length: 2 1/4 inch

Cup point Set Screws are headless screws whch are threaded the entire length. They have an internal hexagonal drive at one end and a cup-shaped indentation at the other end. The cup point is the most popular style set screw. Designed for fast, permanent and semi-permanent location of parts on shafts with hardness differential of 10-15 Rockwell C points and where cutting in of cup edge on the shaft is acceptable.

Features & Specs

• Drive System : External Square
• Head Type : Square
• Screw Head Style : Square
• Screw Point Style : Cupped Point
• Set Screw Thread Type : Coarse
• Thread Size : 5/16-18
• Thread Style : Right Hand
• Thread Type : Unc

Item details

• ASIN : B07CPK89WT
• Brand : Newport Fasteners
• Color : Black
• Fastener Type : Hexagon Bolt
• Manufacturer : Newport Fasteners
• Part Number : 846562

Materials & Care

• Exterior Finish : Black Oxide
• Material Type : Steel
• Metal Type : Alloy Steel, Stainless Steel

Measurements

• Size Name : 5/16-18 x 2 1/4 inch
• Thread Coverage : Fully Threaded
• Thread Size : 5/16-18