Professor Foam 6 Pack Clean Out Drill Bits HSS Black Oxide FITS 246628 SPF Compatible with Bostitch N12 N12B

Compatible with Bostitch N12 N12B replacement o-rings and cylinder seal 100294 and Gasket N12144

Also available as a 2 pack with or without o-ring protective grease Chemplex 862

Also available for Type 2 kit with o-rings and Gasket 648243-00* made of hard plastic

includes o-rings to rebuild nailer

Professor Foam 6 Pack Clean Out Drill Bits HSS Black Oxide FITS 246628 SPF Compatible with Bostitch N12 N12B6 drill bits total! HSS Black Oxide is the preferred metal for drilling mixing chambers as they will break before the mixing chamber is over drilled and rendered useless. Better to lose a drill bit than ruin a mixing chamber.