Ferry Cap Screw ASTM A193 / A320 Dia 1/4″ Grade B7/L7

Ferry Cap Screw ASTM A193 / A320 Dia 1/4″ Grade B7/L7

  • Specification – 12 Points
  • Material – ASTM A 193
  • Grade – B7/L7
Category:

Description

A screw is a type of fastener, similar in some ways to a bolt, usually made of metal and distinguished by a helical ridge, known as an external thread. Screws are used to fasten items by digging in and wedging into a material when inserted into a tool. There are many screws for a variety of materials; those typically attached to screws include wood, sheet metal, and plastic.

Dia 1/4″
Length (L) Across Flats (A/F)  Head Dia. Flange Dia.
3″ 1/4″ 1/4″ 3/8″

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