This is a GBH 4-32 DFR Professional manual that introduces product features, usage methods, etc.
This manual provides safety warnings, proper use instructions, and maintenance procedures for the Bosch GBH 4-32 DFR Professional hammer drill. It covers general power‑tool safety, product features, functional description, intended applications, and service recommendations.
The document includes detailed safety checks, tool‑specific warnings, and guidance on accessories such as the SDS‑plus tool holder, dust protection cap, and auxiliary handle. Users are instructed on correct handling, protective equipment, and servicing requirements to ensure safe and reliable operation.
Wear eye protection, hearing protection, and a dust mask; keep the work area clean and well lit.
Disconnect the plug from the power source and remove the battery pack before adjusting or changing accessories.