Manufacturing

Non-Standard from Blanks for Rapid Delivery
Specials Forged & Machined to Specification
Cut & Roll Threading
Secondary Operations - Turning, Milling, Drilling, Grinding

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Non-Standard & Special Fastener Manufacture

From forging special head shapes to machining and threading, Smith Bullough can provide a solution that meets both your requirements and the highest quality standards.



induction hot forging

Forging

cnc machining precision

CNC Machining

threading machine cut thread bolts

Threading

Facilities

In our modern, purpose-built workshop we employ lean manufacturing principles and are able to utilise both traditional and high-technology techniques to manufacture fasteners to any customer specification.


induction heating at smith bullough
hot forged bolts

smith bullough machine shop
smith bullough machine shop
blanks - hexagon, square head, csk nib, cup square

Range of manufacture

  • Hexagon Head Bolts & Square Head Bolts
  • Cup Square Hexagon & Cup Round Hexagon
  • Csk Square Bolts / Ploughbolts
  • Square Square Hex/Holding Down Bolts
  • Cup Nib Bolts & Csk Nib Bolts
  • Indented Foundation Bolts
  • Ajax Bolts
  • T Bolts
  • Petrochemical Studbolts
  • Allthread & Engineers Studs
  • M6 (1/4") to M52 (2") Diameter.
  • Length < 900mm (36").
  • Special Head Shapes to specification

Secondary Operations

In-house secondary operations include:

  • Turning
  • Milling
  • Drilling
  • Grinding

Heat Treatment

  • Hardening & Tempering
  • Case Hardening
  • Induction Hardening
secondary operations - drilling bolts