
13
Reference List of Drill ; Revolution and Various Materials
Drill
Dia(mm)
Rotating speed (/min)
Cast Iron
Steel
Iron
Aluminum
Gun Metal
Ф3
2650
3000
1880
2150
1880
2150
Ф4
1880
2150
1320
1320
1880
2150
Ф5
1320
1510
900
1040
1320
1510
Ф6
1320
2620
900
1040
900
1040
Ф7
900
1040
900
1040
900
1040
Ф8
900
1040
900
1040
900
1040
2650
3000
2650
3000
Ф9
900
1040
580
1040
900
1040
2650
3000
1880
2150
Ф10
580
585
580
585
580
585
1880
2150
1880
2150
Ф11
580
585
580
585
580
585
1880
2150
1800
2150
Ф12
580
585
580
585
580
585
1880
2150
1320
1510
Ф13
580
585
580
585
580
585
1320
1510
1320
1510
Hz
50Hz 60Hz
50Hz
60Hz
50Hz
60Hz
50Hz
60Hz
50Hz
60Hz