ABWOOD Sizematic SG1A, SG3H and SG4H (and varients) Vertical Spindle Surface Grinders Catalogue Collection: ABWOOD Sizematic Model SH1H, SG1A, SG3H, SG3, SG4H/HS and SG4H (and variants) Vertical Spindle Surface Grinders. Complete, detailed Catalogue Collection: Technical Sales, Specification and Accessories. 32 pages. Manufacturers: Abwood Models: SG1A SG3H SG4H SG3 SG4H/HS SG1H Contents: Catalog