Twist drill for drilling too Eternite-, fiber cement, shingle roofs, and many similar types of roofs.

Powerful ground drill, turned, HSS-G:

  • Reduction of feed force
  • High cutting performance
  • Better chip removal
  • 3-surface grinding on the shaft for better positive fit, resulting in optimal power transmission
  • High concentricity
  • All drills with a uniform length for optimized use in pillar drills
  • For normal drilling work in common materials, for steel and cast steel, alloyed and unalloyed, gray cast iron, malleable cast iron, sintered iron, nodular cast iron, graphite, bronze, tough brass, short-chipping aluminum up to 900 N/mm²
  • Height service life

 

Wood auger bit:

  • Self-retracting thread tip enables precise drilling
  • Precise and splinter-free drilling using pre-cutters
  • LEWIS helix shape for fastest chip removal
  • Long service life thanks to hardened head and main cutting edges
  • Cylindrical shaft with clamping surface
  • Material CV steel
  • For all types of wood, hardwood and softwood, beams
Weight N/A
Size

HSS-G 15.0mm (10mm hanger bolts), HSS-G 17.0mm (12mm hanger bolts), wood auger bit 7x230mm

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