Type of drive
hexagon outside
Diameter of the outer thread/plug D1 (mm)
18
Outer thread size TA1
M18
Pitch metric TA1 (mm)
1.5
Right or left handed outer thread TA1
right-handed
Unit of measurement
metric
Maximum diameter of the head D3 (mm)
23
Thickness of the head TH1 (mm)
8.4
Length between head and end L1 (mm)
8.8
Total length of the plug L3 (mm)
17.2
Metric width across flats WAF-M (mm)
17