Overview
Mfr description
05591227 05591227 5/16-18X2-1/4 ALLOY FH
- Flat head types have flat surfaces that taper toward the screw body to allow for countersinkingThe flat head lies flush against the workpiece.|Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bitsThe driving surface is protected from external damage and provides six sides of contact surface for added torque.
Specifications
- Length
- Drive TypeHex Socket
- Head Style82 Degree Flat
- MaterialAlloy Steel
- Finish CoatingBlack Oxide
- Thread SizeM20x2.50 mm
- Fastener StandardASME/ANSI B18.3; ASTM F835
- Full Or Partial ThreadingPartially Threaded
- Hex Key Size1/4in
- Length Measurement TypeOverall Length
- Thread StandardUNC
Compliance & Safety Data
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