Set of 19 spiral drill-bits with a TiN coating to increase operating life by 300-400%.
- Diameters 1-10mm (1mm,1.5mm,2mm,2.5mm,3mm,3.5mm4mm,4.5mm,5mm,5.5mm,6mm,6.5mm,7mm,7.5mm,8mm,8.5mm,9mm,9.5mm10mm)
- High speed, high performance steel spiral drill-bits
- Cross-wise sharpening allows for good balance, reducing strain during the operation.
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