Stahlwille Series 13A Combination Spanners AF Imperial with 15° offset ring end Drop-forged from high-grade chrome alloy steel and chrome plated The spanners are optimally hardened in continuous furnaces with no scale build-up or skin decarburisation and gently quenched in oil They are extremely strong yet lightweight due to Stahlwilles double-T profile Stahlwilles unique plating method prevents the problem of chrome flaking The spanners ring ends are equipped with an Anti-Slip Drive profile to permit high transmission of forces to the flats of the nuts and bolts without damaging them Made in Germany