※ Features ※
1. Using particulate materials rich in toughness, in general-purpose processing,
to be able to perform stable processing
2. Apply coating suitable for workpiece materials to secure drill edges with improved wear resistance
3. Reduce frictional heat during processing by possessing an internal refueling series
4. Ideal for drilling in tough metal, including Carbon steel, alloy steel, cast iron, ductile cast iron on hardened steel.
5.High hardness,High Performance.Good surface roughness.can be high-speed machine processing.
Size:Dia 3mm 4mm 5mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm 13.5mm 14mm 15mm 16mm 17mm 18mm 19mm 20mm.
10*10*80(mm)~25*25*120(mm)
※ Applied Workpiece Materials ※
Carbon steel, alloy steel, cast iron, ductile cast iron.
※ External and internal refueling type / double margin DRILL-HIGH PRECISION
1. Realize high precision hole tolerance
2. Shaking in through-holes and control sections /
Increase tool life by minimizing chattering
▣ 2 blades / External, internal refueling type ▣