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1/4 inch UNF Cup Point Grub Screws ASME B18.3 in Bright Zinc Plated (BZP) Steel

Also known as an Allen set screw, these headless types of screws have many uses. This particular type has a hex socket drive, and a depression called a cup on the opposite end, and conforms to ASME/ANSI B18.3.
Image of UNF Cup Point Grub Screws ASME B18.3 in BZP image
technical drawing of UNF Cup Point Grub Screws ASME B18.3
Technical Summary
d nominal diameter 1/4
tpi threads per inch 28
s drive size 1/8
t recess depth 0.125
d1 diameter 1 0.132
Standard ASME/ANSI B18.3-2002, ASTM F912
all dimensions in inches
Datasheet
reference graphic Guide to Grub Screws
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technical drawing of UNF Cup Point Grub Screws ASME B18.3
Technical Summary
d nominal diameter 1/4
tpi threads per inch 28
s drive size 1/8
t recess depth 0.125
d1 diameter 1 0.132
Standard ASME/ANSI B18.3-2002, ASTM F912
all dimensions in inches
Datasheet
reference graphic Guide to Grub Screws
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