The Bosch GCU 18V-30 Professional Drywall Router built for flush cutting drywall around windows, doors, access panels, and electrical outlets. It also cuts plywood, OSB, and ceiling tiles. A motor brake instantly stops the rotation of the bit. The compact, lightweight design ensures comfortable gripping in all positions, keeping you fatigue-free for longer and an IP5X dust-sealed switch extends the lifetime of the tool by keeping drywall dust out. There is also a powerful LED to light up the cutting area and a belt clip to conveniently keep the tool at your side. Comes as a Bare Unit, NO battery or charger. Supplied with: 1 x Multi-purpose Bit 3.17mm (1/8in) , 3 x Collets: 3.17mm (1/8in) , 3.96mm (5/32in) , 6.35mm (1/4in) , 1 x Guide-point Drywall Spiral Bit 3.17mm (1/8in, 1 x Belt Hook, 1 x Collet Wrench, 1 x Vacuum Adaptor. Compatible with all Bosch Professional 18V batteries. Also compatible with AMPShare, the multi-brand battery alliance. Specifications: Compatible Collet Diameters