3/8” UNC (1/2”) x 7/8” Socket Shoulder Screw, Self-Colour, Grade 12.9, ISO 7379

3/8” Socket Shoulder Machine Screw

A shouldered machine screw for heavy duty applications. The hex socket allows fastening with an Allen key / hex drive which sees them widely used.

An engineering screw manufactured from self-colour, grade 12.9 high tensile steel. Also known as a shoulder bolt and consisting of a socket cap head, an enlarged unthreaded shoulder section, and a threaded lower section.

A machine screw with a shoulder section allowing it to function as a dowel, pivot, or axle. This allows movement to occur around it, making it a versatile screw.

 Shoulder Screw Specification:

• Shoulder Length (SL): 7/8”
• Shoulder Diameter (SD): 1/2”
• Thread Length (TL): 0.625”
• Thread Diameter (TD): 3/8”
• Thread Pitch: 16
• Head Width (H): Max 0.750” - Min 0.729”
• Head Height (HH): Max 0.312” - Min 0.302”
• Drive Type (DT): Socket 1/4” (0.250”)
• Material: Self-Colour, Grade 12.9 steel
• Conformity: ISO 7379 standards

Conforming to ISO 7379 standards, these shouldered screws are used across many sectors and part of an extensive range of screws available in stock at Fusion Fixings, all with bulk purchase discounts.

Why choose Fusion Fixings?

With over 40 years of experience in the construction and fixings industry at Fusion Fixings, our aim is to bring you a range of quality, reliable fixings at great prices. With quantities starting from just one to as many as you like, with bulk price offers across a large number of our products.

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