Square Head Set Screw, Cup Point, 1 1/4-7 x 3 1/2', Alloy Steel Case Hardened, Black Oxide, Full Thread (Quantity: 15) Coarse Thread, 1 1/4 inch Square Head Bolts, Length: 3 1/2 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
• Screw Head Style : Square
• Screw Point Style : Cupped Point
• Set Screw Thread Type : Coarse
• Thread Size : 1 1/4-7
• Thread Style : Right Hand
• Thread Type : Unc

Item details

• ASIN : B07CPL757S
• Brand : Newport Fasteners
• Color : Black
• Manufacturer : Newport Fasteners
• Part Number : 549858

Materials & Care

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

Measurements

• Size Name : 1 1/4-7 x 3 1/2 inch
• Thread Size : 1 1/4-7