Engineering Tools

Dimension Charts & CAD Drawings

Reference dimensions for the inch-series fasteners we manufacture — head diameters, heights, socket sizes and thread engagement, drawn from ASME standards. Use these charts to specify; send us the callout to quote.

Interactive CAD · ASME B18.3

Socket Cap Screw — Interactive CAD Drawing

A live dimensional drawing of the inch socket head cap screw: head diameter, head height, hex socket and thread engagement, with every callout labeled. Start here when you need to read or verify a specification.

Interactive drawing

ASME B18.3

Socket Head Cap Screw Dimensions

Full inch-series reference table: head diameter, head height, hex socket size and minimum thread engagement, #4 through 3/4 in.

Dimension table

ASME B18.2.1

Hex Head Bolt Dimensions

Width across flats, head height and thread length for inch hex bolts and hex cap screws, 1/4 through 1-1/2 in.

Dimension table

ASME B18.3

Button Head Screw Dimensions

Head diameter, head height and socket size for low-profile button head socket cap screws, #4 through 5/8 in.

Dimension table

ASME B18.3

Flat Head Screw Dimensions

82° countersunk flat head socket cap screws: head diameter, height and socket size, #4 through 1/2 in. — check the mating countersink angle before ordering.

Dimension table

Dimensions are reference values per ASME standards; tolerances and custom sizes are confirmed in the quotation. Need a size chart we have not published yet?

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