The Hikoki model G23ST/G12STX/J1Z is a 110V 230mm 115mm Grinder Twin Pack, ideal for trade professionals. The HiKOKI brand replaces Hitachi Power Tools. This twin pack contains two different grinders to cover as many applications as possible. The G23ST Grinder has a Labyrinth construction that protects the motor from dust and debris. The powerful motor has halved stator coils for efficient cooling and offers increased motor durability and improved overload ability. It has a soft grip handle and a large switch lever for more control. The G12STX 115mm / 4-1/2inch disc diameter mini Angle Grinder has a powerful 600 watt motor with excellent overload durability. It is compact and lightweight, has a top mounted on / off switch. The 0 voltage restart protection feature prevents the power tool from restarting after the power has been temporarily cut off during operation. Ideal for a multitude of applications including removal of casting fin and finishing of various types of steel, bronze and aluminium materials and castings, grinding of welded sections or sections cut by means of a cutting torch, cutting of synthetic concrete, stone, brick, marble and similar materials. The standard accessories include a side handle and wrench.