Products

Leading U.K. Manufacturer of Metric & Imperial - BSW (Whitworth), BSF, UNC, UNF Bolts & Nuts

Smith Bullough manufacture & distribute a wide range of special Bolts and industrial fasteners. We manufacture bolts in most head types including Hexagon Head, Square Head, Cup Square, Cup Round, Csk Square, Csk Round, Cup Nib & Csk Nib.

A wide array of finishes available including Self Colour, Zinc Plated, Galvanised, Sherardized, Dacromet & Geomet.

We offer an extensive range of standard & special fasteners in an array of threadforms (Metric, BSW (Whitworth), BSF, UNC & UNF) and finishes.

Our range of manufacture includes :

  • Metric, UNF, UNC, BSF & BSW (Whitworth) threadforms
  • M6 (1/2") to M52 (2") Diameter. Length < 900mm (36").
  • Hexagon Headed Bolts
  • Square Head Bolts
  • Cup Square Hexagon & Cup Round Hexagon
  • Csk Square Bolts / Ploughbolts
  • Square Square Hexagon / Holding Down Bolts
  • Cup Nib Bolts & Csk Nib Bolts
  • Indented Foundation Bolts
  • Ajax Bolts & Pyramid Bolts
  • T Bolts
  • Petrochemical Bolts, Nuts, Studbolts in L7, L7M, B8, B8M
  • Allthread & Engineers Studs
  • All surface finishes (Self-Colour & Plated)
  • Metric Grades ranging from 4.6 to 14.9
  • Imperial - Mild Steel & High Tensile Grades 'R','S','T,','V'
  • Exotic Materials including Super Duplex, Monel, Inconel
  • All available from stock or blanks
  • Other Qualities, Diameters & Lengths on demand.
  • Special Head shapes manufactured to customer specification

Largest Global stocks Of Whitworth (BSW) & BSF Bolts & Blanks