Makita E-03442 Premier Mag Boost

Engineered from special steel with heat treatment
Designed for high torque demands
Improved hardness (HRC)
Improved torque value (Nm)
Maximum strength and flexibility
Longer lasting bits
Exact fit; tips fit screws with minimal variance
Premier mag boost
Designed for a stronger hold
Magnetise a screw bit without using the bit holder
Less drops
1/4" hex shank