Hitachi Angle Grinder Model Number: G12SR3 In-use data available 115mm (4-1/2") Disc Grinder Compare View Product Hitachi 4-1/2" Disc Grinder, AC/DC Model Number: G12S2 In-use data available 4-1/2" Disc Grinder, AC/DC Compare View Product Hitachi 115mm Angle Grinder Model Number: G12SS In-use data available 4-1/2" Angle Grinder, AC Compare View Product Hitachi Angle Grinder 115mm Model Number: G12SE2 In-use data available 4-1/2" Disc Grinder, AC/DC Compare View Product Hitachi 4½" Angle Grinder Model Number: G12STXD/J2 Angle grinder with adjustable guard and all-metal gearbox. Complies with zero voltage restart legislation. Supplied with 115mm diamond blade. Compare View Product Hitachi 4½" Angle Grinder Model Number: G12STXD/J1 In-use data available Angle grinder with adjustable guard and all-metal gearbox. Complies with zero voltage restart legislation. Supplied with 115mm diamond blade. Compare View Product Hitachi 4½" Angle Grinder Model Number: G12STX/J7 In-use data available Angle grinder with adjustable guard and all-metal gearbox. Complies with zero voltage restart legislation. Supplied with 115mm diamond blade and carry case. Compare View Product