Makita B-28341 Torsion Insert Bit Ph3-25 Gold

Impact Gold Torsion Bits feature a unique design which focuses the forces exerted on a regular screw bit away from the tip, meaning less chance of breakage
Impact Gold Torsion bits can last up to 10x longer than a regular screw bit, whilst an Impact Gold Insert bit can last up to 15x longer than a regular bit when coupled with a Torsion holder
PH3
25mm Long
1/4" hex shank suitable for all 1/4" hex bit holders