General description This Bosch GFA 12-H (SDS ATT) SDS+ Attachment is designed to enhance the functionality of Bosch 12V drill drivers, allowing them to operate as hammer drills. With an impact energy of 0.9 J, this attachment is ideal for professional electricians, enabling them to drill into metal and also tackle concrete for installations in walls and under floors. The attachment comes with a depth stop for precise drilling. Technical specifications Impact energy: 0.9 J Compatibility and accessories Compatible with Bosch 12V drill drivers Includes a depth stop This is an attachment only - no drill is provided Installation Attaches easily to the tool using Bosch’s FlexiClick system