Since 1948

Wilson-Garner Company

Cold Head Products and Specialty Fasteners


40935 Production Drive

Harrison Twp., MI 48045

1-800-656-2658

1-586-466-5880

FAX: 1-586-465-4408

Standard Test Bolts

Wilson-Garner regularly manufactures and stocks hex-head test bolts for torque tension testing of locknuts, plating and adhesive patches. Our test bolts meet specifications used by notable organizations such as General Motors, Ford, Chrysler and USCAR. All test bolts are completely traceable by lot and certified in areas including materials, property class, surface treatment and statistical process control on threads. We also stock square test washers and hex test nuts.

Metric Test Bolts
SizesGradesFinish
M6 Thru M16 9.8 - 10.9 Plain or Phos. and Oil
Customary Stock Test Bolt Sizes
SizesGradesFinish
1/4" Thru 3/4" Grade 5 & Grade 8 Plain or Phos. and Oil
Other Available Test Bolts Sizes
7/8" 1"
M5 M18
M20 M22
M24 M27
  • Metric Grade 12.9's Are Priced Upon Request
  • Test Bolts for procedures such as GM9064-P, 6M9084-P, Ford WZ101, Ford WZ100, Chrysler PS-5873 and USCAR 11.

Stock Parts

Below are a list of some of our stock parts:

Part NumberDescriptionImage
HHM12175070-10P M12 x 1.75 x 70mm G10.9 Phos. and Oil HH Test Bolt

M12 x 1.75 x 70mm Phosphorous Test Bolt

6101277 M10 x 1.50 x 65mm G10.9 Plain HH Test Bolt

M10 x 1.50 G10.9 Plain Test Bolt

11516105 M10 x 1.50 x 40mm G9.8 Plain Test Bolt

M10 x 1.50 40mm G9.8 Plain Test Bolt

 
 
Wilson-Garner Company 40935 Production Drive, Harrison Township, MI 48045 1-800-656-2658