Thumb screws are designed with the intention of being installed or removed without the use of power or hand tools. Thumb screws are designed with grooves or patterned engraving into a metal head which allows for ease in grip and handling.
Thumb screws are designed with the intention of being installed or removed without the use of power or hand tools. Thumb screws are designed with grooves or patterned engraving into a metal head which allows for ease in grip and handling.
