This bit has a conical shape

we recommend a ProCORE18V ≥ 4

Feature                                 Value Model Bosch GBH 12-52 D Product code 0611266100 Power supply Corded electric Rated input power 1700 W Impact energy 19 J Impact rate 1

è fornito solo corpo macchina (senza batterie e caricatore)

2609390038 - Prolunga per adattatore esagonale apertura chiave 11 mm 305 mm fruste-e-adattatori-per-miscelatori This bit has a conicalIt is suitable for use with corded or cordless drill drivers. The hex hole saw extension provides a connection between the adapter and the power tool to allow drilling in thick materials. With a length of 300 mm, this extension is ideal for drilling in walls and floors.