Baer Heli Coil Tap - Wire Thread Insert - Bottoming Tap (STI) - BSF - 5/16 x 22 ISO Insert - RN Style while the combination of left-handed

while the combination of left-handed spiral flutes and right-handed cutting supports steady progress and clean chip removal

Material: HSS-E cobalt alloy (high-speed steel with cobalt) for enhanced hardness and wear resistance

Practical tips: keep mating surfaces clean to maintain accurate seating

The combination of precise DIN tolerance

Unequal index flute geometry promotes excellent chip emission and a smoother workpiece surface finish

Baer Heli Coil Tap - Wire Thread Insert - Bottoming Tap (STI) - BSF - 5/16 x 22 ISO Insert - RN Style while the combination of left-handedThe Baer Heli Coil Tap is purpose built to create clean, precise threads that lock in high strength wire thread inserts. Designed for BSF 5 16 x 22 inserts, this oversize tap ensures your BaerCoil BSF insert seats securely with the right engagement and load distribution. Crafted from high speed steel (HSSG) and finished for durability, it stands up to repeated use in demanding repair work. Key features that matter in real world repairs Oversize tap