The bit in a hammer drill, as it?s spinning around, is also punching - or hammering - up and down really fast into the material being drilled. Here is some additional information about Bosch Electric Drill. Voltage: 120VAC, Chuck Size: 3/8".
Drill Chuck Type: Keyless Voltage: 120VAC Corded/Banded: Corded Amps: 6.3 Features: 1 1/2" IPS, Slip Union Connectorson both Inlet and Discharge Ports Tool Length: 11" Item: Electric Drill No Load RPM: 0 to 2600 Tool Weight: 3.4 lb. Chuck Size: 3/8" Item Type: Electric Drill Brand: BOSCH Manufacturer Part Number: 1006VSR