A six sided metal block with internal screw threads to be fitted on to the bolt

We manufacturers Hex and Heavy Hex nuts in both Metric and inch series threads as per various international standards.

SPECIFICATIONS
ISO 4032 , ISO 4034 , DIN 934 , DIN 555 , BS 3692 , JIS B 1181
PRODUCT RANGE
M12 to M100
MARKING
“ N + I CLASS I
THREAD SPECIFICATION
ANSI /ASME B1.13M -6H / ISO /DIN 13 – 6H

SPECIFICATIONS
ASTM A563, SAE J 995
STRENGTH CLASS
GR-A,GR-B,GR-C
PRODUCT RANGE
½” to 4”
MARKING
“ N ”
THREAD SPECIFICATION
ANSI /ASME B1.1-2B