The HiKOKI G12STX/G23ST Twin Pack contains the following 1 x 115mm G12STX Mini Angle Grinder has a powerful motor with excellent overload durability and a top mounted on/off switch. With a no voltage restart protection feature that prevents the tool from restarting after the power has been temporarily cut off during operation. Ideal for a multitude of applications including removal of castings and finishing of various types of steel, bronze and aluminium materials etc. Input Power 600W No Load Speed 11,500/min. Disc Size 115mm Spindle M14 Overall Length 254mm Weight 1.8kg 1 x 230mm G23ST Grinder has halved stator coils for excellent cooling efficiency, which also increases motor durability. It has a 3-position side handle and a spindle lock for increased safety. Labyrinth construction, further prolongs the tools life, as the motor is protected from dust and debris. The stator core has been downsized by 6mm in diameter to reduce the overall weight. This results in an increase in maximum power output per unit mass. Input Power 2,000W No Load Speed 6,600/min. Disc Diameter 230mm Spindle M14 x 2 Overall Length 469mm Weight 5.1kg NO discs included Please Note The 110v versions of these grinders do NOT include a plug