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Hex Flange Bolt
Head Diameter Head Height Wrench
M6-1 11.1mm 5.5mm 8mm
M7-1 14.3mm 6mm 10mm
M8-1.25 14.5mm 6.4mm 10mm
M10-1.25 16mm 8mm 12mm
M10-1.5 16mm 8mm 12mm
M12-1.25 18mm 9mm 14mm
M12-1.5 18mm 9mm 14mm
M12-1.75 18mm 9mm 14mm
M14-1.5 25mm 11mm 18mm
M14-2 25mm 11mm 18mm
1/4"-20 0.500" 0.225" 5/16"
1/4"-28 0.438" 0.210" 5/16"
5/16"18 0.580" 0.265" 3/8"
5/16"-24 0.500" 0.260" 3/8"
3/8"-16 0.600" 0.300" 7/16"
3/8"-24 0.584" 0.290" 7/16"
7/16"-14 0.650" 0.220" 1/2"
7/16"-20 0.650" 0.220" 1/2"
1/2"-13 0.715" 0.360" 9/16"
1/2"-20 0.715" 0.360" 9/16"
5/8"-11 0.900" 0.420" 11/16"
5/8"-18 0.850" 0.395" 11/16"
3/4"-16 1.125" 0.450" 7/8"
Hex Head Bolt
P to P Head Diameter Head Height Wrench
M8-1.25 13.8mm 3.5mm 12mm
M10-1.25 19.5mm 6mm 17mm
M10-1.5 19.5mm 6mm 17mm
M12-1.75 19.5mm 5mm 17mm
M14-1.5 24.2mm 7.5mm 21mm
M16-1.5 25.3mm 7mm 22mm
#10-32 0.36" 0.12" 5/16"
#12-24 0.43" 0.13" 3/8"
1/4"-20 0.50" 0.155" 7/16"
1/4"-28 0.50" 0.155" 7/16"
5/16"-18 0.50" 0.170" 1/2"
5/16"-24 0.50" 0.170" 1/2"
3/8"-16 0.647" 0.19" 9/16"
3/8"-24 0.647" 0.19" 9/16"
7/16"-14 0.719" 0.215" 5/8"
7/16"-20 0.719" 0.215" 5/8"
1/2"-13 0.863" 0.215" 3/4"
1/2"-20 0.863" 0.215" 3/4"
1/2"-20 (REDUCED) 0.791" 0.215" 11/16"
5/8"-18 1.080" 0.265" 15/16"
3/4"-16 1.296" 0.315" 1-1/8"
Torx Button Head
Head Diameter Head Height Torx Socket
M3-0.5 5.7mm 1.65mm T10
M4-0.7 7.6mm 2.2mm T20
M6-1 9.5mm 3mm T27
M8-1.25 13.8mm 4mm T40
1/4"-20 .434" 0.132" T27
1/4"-28 .434" 0.132" T27
5/16"-18 .537" .176" T40
5/16"-24 .537" .176" T40
3/8"-16 .651" .199" T45
3/8"-24 .651" .199" T45
1/2"-13 0.650" .200" T50
1/2"-20 0.650" .200" T50
Torx Socket Head
Head Diameter Head Height Torx Socket
M3-0.5 5.7mm 2.9mm T10
M6-1 10mm 6mm T27
M8-1.25 13mm 8mm T40
M10-1.5 15.4mm 10mm T45
M10-1.25 15.4mm 10mm T45
1/4"-20 0.375" .250" T27
1/4"-28 0.375" .250" T27
5/16"-18 0.469" 0.312" T40
5/16"-24 0.469" 0.312" T40
3/8"-16 0.562" 0.375" T45
3/8"-24 0.562" 0.375" T45
1/2"-20 0.750" 0.450" T50
Tapered Socket Head Screws
Head Diameter Head Height
M5-0.8 9mm 5.8mm
M6-1 10mm 6mm
M8-1.25 13mm 8mm
M10-1.5 15.4mm 10mm
M10-1.25 15.4mm 10mm
#8-32 0.270" 0.150"
#10-32 0.190" 0.190"
12pt Bolts
Head Diameter Head Height
#10-24 0.400" 0.220"
1/4"-20 0.375" 0.250"
1/4"-28 0.375" 0.250"
5/16"-18 0.450" 0.310"
5/16"-24 0.450" 0.310"
3/8"-16 0.574" 0.330"
3/8"-24 0.574" 0.330"
1/2"-20 0.715" 0.510'
Button Head Screws
Head Diameter Head Height
M5-0.8 9.5mm 3.3mm
M6-1 9.4mm 3mm
M8-1.25 13.8mm 4mm
1/4"-20 .434" 0.132"
1/4"-28 .434" 0.132"
5/16"18 .537" .176"
5/16"-24 .537" .176"
3/8"-16 .651" .199"
3/8"-24 .651" .199"
1/2"-13 0.650" .200"
1/2"-20 0.650" .200"
Parallel Socket Head
Head Diameter Head Height
M6-1 10mm 6mm
M8-1.25 13mm 8mm
M10-1.5 15.4mm 10mm
M10-1.25 15.4mm 10mm
M12-1.25 18mm 11.5mm
M12-1.5 18mm 11.5mm
M12-1.75 18mm 11.5mm
#8-32 0.270" 0.164"
#10-24 0.312" 0.190"
#10-32 0.312" 0.190"
1/4"-20 0.375" 0.250"
1/4"-28 0.375" 0.250"
5/16"-18 0.469" 0.312"
5/16"-24 0.469" 0.312"
3/8"-16 0.562" 0.375"
3/8"-24 0.562" 0.375"
1/2"-13 0.750" 0.450"
1/2"-20 0.750" 0.450"