Fasteners, metric specials, socket cap screws, in-house fabrication, grade 5 tap bolt
  Big Bolt Corp  
Next-Day Manufacturing of
Any Special Fasteners
 

Big Bolt Corp
140 Covington Drive
Bloomingdale, IL 60108

(800) 323-0696
(630) 539-9400
Fax: (630) 539-9480

 
         
 
In-House Fabrication
 
CNC Manufacturing
 
Metric Products
 
Socket Products
 
Acme Products
 
Structural Bolts
Extra-Long Tap Bolts
 
Large Hex &
Extra Long Bolts
 
Tap Bolts
 
Carriage Bolts &
Slotted Flat Head
Cap Screws
 
Hexagon & 12 Point
Flange Bolts &
Square Machine Bolts
 
Non-Standard
Lengths
 
Forging Capabilities
 
Quality Control
ISO 9001:2000
 
About Us
 
 

 

ISO 9001:2000Quality Control
ISO 9001:2000

 

Quality Control

  • ISO 9001-2000 registered
  • 2,000 square foot in-house quality lab
  • Tinius Olsen 400,000 pound capacity tensile tester
  • Precision measurement capabilities to within 50 millionths of an inch
  • Optical comparator for checking thread form

Quality Control

  • Camber machine for verifying straightness
  • Rockwell hardness testers
  • Hundreds of thread gauges and other test/measurement equipment
  • QC department includes a staff of 15, working two shifts
 
 
In-House Fabrication | CNC Manufacturing | Metric Products | Socket Products | Acme Products
Structural & Extra-Long Tap Bolts | Large Hex Products | Tap Bolts | Carriage Bolts & Cap Screws
Hex Flange & Sq Machine Bolts | Non-Standard Lengths | Forging Capabilities | Quality Control
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Copyright © 2004 Big Bolt Corporation