In steel: 13 mm. Warranty info. in masonry: 16 mm. Vibration: Drilling: 2.5 m/sec².
MAKITA HP1631K 110v Percussion drill 13mm keyless chuck
MAKITA HP1641 240v Percussion drill 13mm keyless chuck
MAKITA HP2071F 240v Percussion drill 13mm keyless chuck
MAKITA HP2071F 240v Percussion drill 13mm keyless chuck with case
MAKITA HP2051 240v Percussion drill 13mm keyless chuck
