Nuts
machine screw nuts
finish hex nuts & heavy hex nuts
hex jam (thin) nuts
hex flange nuts & hex cap nuts
slotted hex nuts & hex castle nuts
nylon insert nuts & all-metal lock nuts
square nuts & weld nuts
tee nuts & wing nuts
hex coupling nuts

Screws ...
Bolts & Cap Screws ...
Washers ...
Anchors ...
Pins & Rivets ...
DIY Packing ...
Special Parts ...
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Machine Screw Nuts

DIN562 / ASME B18.6.3 specifications

Hex: A six-sided internally threaded fastener with flat tops and chamfered corners, Threads shall be Unified standard, Class 2B.

Square: A four-sided internally threaded fastener, tops and bottom flat without chamfer, Threads shall be Unified coarse thread, Class 2B.

Material:
Carbon steel, Stainless steel, Brass

Finish:
Zinc plated, Plain, Black oxidized, Bright brass

Diameter: #2 - #14