Cheese
Wing
Low cheese head
Raised cheese
Thumb
Cross Head
Flat T-head
Large cheese head
Cheese with shoulder
ASME/ANSI B18.6.8-1-2010
Type A regular thumb screws-Table 1
ASME/ANSI B18.6.8-3-2010
Type B regular thumb screws-Table 3
ASME/ANSI B18.6.8-1-2017
Type A regular thumb screws-Table 1
ASME/ANSI B18.6.8-3-2017
Type B regular thumb screws-Table 3