Series 5525 Carbide Ratio Drill

• Metric sizes 3.00mm to 20.00mm
• Carbide
• Self centering
• 12xD
• 135° point angle
•Nano-FIREX Coating

Ultra-finest grain-solid carbide, according to factory standard, type RT 100 U.
Fire coated surface, right cutting with special point geometry and ratio point thinning.Normal rake angle

Application: For accurate holes with narrow Ø tolerances and good surfaces. Suitable for drilling deep holes up to 12 x D with high cutting values. Particularly suitable for economical production of deep drill holes in steel, castings and non-ferrous metals.

Note: The drills can be sharpened and recoated several times.