411WORKS 1" Steel Cups w/ Steel Bungs

Crafted with precision and pride, our Cups and Bungs are machined in-house on our HAAS CNC machines, using high-quality 1018 Steel from North America. 

Steel Cups Available in 3 variations: Deep, Shallow, and Scallop.

Bungs Available in 4 different threads: M6x1.0, M8x1.25, 1/4-20, and 5/16-18.

All 1" Cups and Bungs measure a true size of .90" Diameter. See Spec Drawings below:

M6 Deep Cup Spec Drawing

M8 Deep Cup Spec Drawing

M6 Shallow Cup Spec Drawing

M8 Shallow Cup Spec Drawing

Bung Spec Drawing

Features:

• Made in the USA: Precision CNC-machined in-house using materials from North America.

• 1018 Steel

Why Choose 411 WORKS?

Our Cups and Bungs are precision manufactured to ensure quality and reliability. Pair them with our other high-quality components for a seamless fabrication experience.