Starrett® Jack Screw Set, Series: Little Giant, 2-1/4 to 3-3/8 in Range 1-1/4 in dia Base, 1 in, 2 in Extension, 40 Pitch Screw.
Features
- Extension base is furnished for places where it is not possible to obtain a bearing on a flat surface
- Extension V base is for use against a cylindrical form
- An auxiliary pointed screw is supplied, to be used in place of the screw with swivel cap
- 6-3/8 in maximum height attachments
