General description This BOSCH Kit BK221 includes the GBH 18V-22 Professional Hammer and the GSR 18V-90 C Professional Drill Driver, both designed for high performance and user comfort. The kit is ideal for various applications, including plumbing, carpentry, and electrical work, providing powerful tools that are compact and easy to handle. Technical specifications GBH 18V-22 Professional Hammer: Weight: Not specified Drilling capacity: 6 mm to 10 mm holes KickBack Control and Vibration Control for user comfort GSR 18V-90 C Professional Drill Driver: Brushless motor with 64 Nm torque Maximum speed: 2100 r.p.m Compact head length: 163 mm 13-mm metal chuck for torque transfer Drilling capacity: Wood up to 68 mm, Steel up to 13 mm Usage The GBH 18V-22 is perfect for drilling overhead and is suitable for various materials, making it a versatile choice for professionals. The GSR 18V-90 C offers excellent control and precision, ideal for tasks requiring careful torque management.