847 HSS Combined Tap Bits, 4.2 x 41 mm The Wera high quality combination tapping drill bits for drilling, tapping and deburring. Made out of high speed steel (HSS). A finely-tuned material elasticity provides for great durability. The very good centring properties, perfect chip removal and a low tilt risk ensure pleasant working. The hexagonal shaft ensures very good power transfer. Drive " hexagon, suitable for holders with take-up as per DIN ISO 1173-D 6.3. Hex shaft for very good power transfer
Finely-tuned material elasticity for great durability
Very good centring properties
Perfect chip removal
Precise return movement Application: Drilling, tapping, deburring Design HSS Drive 1/4" hexagon, suitable for DIN ISO 1173-D 6,3 holders