Spiral deep-hole drilling for many different applications

Medical

Automotive

Mechanical engineering

CrazyDrill Cool is a solid tungsten carbide drill for drilling to depths of up to 15 x d quickly and accurately. The carbide drill bit for metal as for steel, high-alloy steels, cast iron, stainless steels, aluminum alloys and titanium is universally applicable for many materials and is used especially in the area of deep-hole drilling, for example, medical technology, automotive engineering, injection technology, die making and injection mold manufacturing, mechanical engineering and implants.

Application examples for CrazyDrill Cool

Medical technology

Material: various

Components:

  • Component for measuring device, hole for locating pin (example: drill Ø 1.25 mm (.049”), 17 mm (.669”) deep in Titanium Grade5)
  • Hole for cable passages in camera housing to endoscope (example: drill Ø 1.8 mm (.071”), 10.5 mm (.413”) deep in X46Cr13,1.4034)
  • Hole in bone screw (example: drill  Ø 2.4 mm (.094”), 36 mm (1.417”) deep in Titanium Grade5 Ti6Al4V, 3.7165)
  • Guide holes for components to endoscope (example: drill  Ø 2.2 mm (.087”), 21 mm (.827”) deep in 1.4031, X39Cr13, AISI 420)

Automotive industry

Material: various 

Components:

  • Seat for seal needle (example: drill Ø 1.7 mm (.067”), 10 mm (.393”) deep in Inconel 625)
  • Holes in component to injection system (example: drills Ø 3.3 mm (.130”), 33 mm (1.299”) deep and drill Ø 1.1 mm (.043”), 11 mm (.433”) deep in 40CrMnMo)
  • Component to Common Rail Injector, center bore (example: drill Ø 1.8 mm (.071”), 11 mm (.433”) deep in 100Cr6, 1.3505)
  • Common Rail component „Body“, communicating hole to deep hole (example: drill Ø 3.55 mm (.140”), 25 mm (.984”) deep in 16CrMo5)
  • Injection system, various holes (example: drill Ø 1.8 mm (.071”), 18 mm (.709”) deep in 18NiCr5-4, 1.581)
  • Articulated shaft, coolant holes (example: drill  Ø 1.5 mm (.059”), 7 mm (.276”) deep in 20CrMo4, 1.7321)

Mechanical engineering

Material: various

Components:

  • Coolant holes in electrode bushing (example: drill Ø 4.0 mm (.157”), 60 mm (2.362”) deep in copper)
  • Through holes in locking bolt (example: drill Ø 5 mm (.197”),  25 mm (.984”) deep in 1.4301, X5CrNi 18-10 / AISI 304)