Portable hand tool holder for drilling and percussion.

摘要

P Tool holder characterized in that for a rotary drive capable of transmitting greater forces for powerful tools (23), the tool holder (10) comprises, in the peripheral direction of the receiving bore (13), in the direction of rotation, next to at least one of the rotational drive ribs (14), a complementary groove (22), axial for the tool to be received, this groove going to the end before the receiving hole (13). /P