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  • Designed for superior pullout resistance in plastics and thin sheet metal.
  • Pre-bulbed design requires less installation load.
  • Pre-bulbed inserts require less installation load than straight shank and require slightly larger mounting hole size.
  • Other materials available.
NOTE: The Atlas® spin-spin or spin-pull tool can be used to install pre-bulbed inserts. Material hardness will affect the published grip ranges. Trial installations of this product in your application are recommended. We will be happy to provide samples for this purpose.
Unit of Measure

Thread Size x Pitch

N/A M8 x 1.25

Grip Range

N/A 0.50 - 7.10 mm

Identification Mark

N/A None

A ± 0.38

N/A 29.25 mm

øB Nom.

N/A 19.05 mm a1053.jpg

C Nom.

N/A 1.57 mm

øD Max.

N/A 12.57 mm

Hole Size in Sheet + 0.15

N/A 12.7 mm


N/A Uninstalled

Thread Specification

N/A 6H per ASME B1.13M

Standard Material

N/A Low Carbon Steel

Standard Finish

N/A RoHS Compliant Zinc Yellow

CAD Supplier

N/A PennEngineering® (Atlas®)

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