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MQL Power Long Drill
An S-shaped cutting edge for
superior chip removability.
The S-shaped cutting edge forcibly breaks up curled chips with its hollow center shape creating
easily removable chips.
Non-step drilling improves machining efficiency by 5x.
■ Conventional drilling 100mm
17mm×7
HSS Long Drill
■ MQL drilling 100mm
MQL Power Long Drill
Work Time : 51 seconds
Tool : Ø5mm
Cutting Speed : 20m/min Feed : 150mm/min
Work Time : 10 seconds
Tool : Ø5mm
Cutting Speed : 80m/min Feed : 750mm/min
Use of a double margin increases the guide
Use of a double margin increases drilling straightness by controlling drill bending and swelling.
Drilling surface roughness and tool life in double margin
AQUA Drills 3 Flutes
Roundness 2.8 μ m
Conventional
Roundness 17.2 μ m
■ Drilling condition Tool : 10mm
Cutting Speed : 80m/min
Speed : 0.27mm/rev
Hole Depth : 30mm(blind)
Work Material : NAK80 (40HRC) Cutting Fluid : Wet
Authorized edition for guide hole drilling
AQUA Drills 3Flutes
AQD3F having balanced 3flutes is suitable for precision drilling without reaming.
Optimum for guide hole drilling to MQLPLD. Use a drill diameter the same as MQLPLD.
Tool life comparison in cutting condition
1600 1200 800 400 0
Double Margin
1600 1200 800 400 0
Single Margin
■ Drilling condition
Tool : 5 130 180 5mm
Cutting Speed : 80m/min
Feed : 764mm/min(0.15mm/rev)
Hole Depth : 100mm Work Material : S53C Cutting Fluid : MQL
100
80
60
40
20
0
■ Drilling condition
Tool : 6 150 200mm Hole Depth : 117mm
727 956 703 1006 1456 1152
984 115
10
21
0.06
0.12 0.18 0.24 Feed(mm/rev)
Guide hole : 6 12
Work Material : S50C(180HB)
9
Hole Surface roughness Margin
Speed(m/min)
Technical Information: UK