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Multi-Drill Series
Selection Guide
According to Drill Types / Applications
Application General Special
Indexable Drills Insert Type Drills Replaceable Head Type Drills ”Multi-Function” Types
WDX Type SMD Type PDL & PCT
High Efficiency and Plunge Drills and
Plunge Mills
Deep Holes
D : 13,0 ~ 65,0mm a K50 ~ 59 D : 12,0~ 42,5mm a K43 ~ 49 D : 16,0 ~ 40,0mm a K60 ~ 62
L/D: 2, 3, 4, 5 L/D: 3, 5, 8 L/D: 2, 3, 5
Application Deep Hole Very Small Hole Precision Hole
”Super Long Multi-Drill” ”Long Micro Drill” AURORA-Coat Drill
MDW…XHT Type MLDH… P/L Type MDW…NHGS Type
New General Purpose ”P” type for pilot hole For Aluminium Alloy
Deep Hole Drill
Special Purpose Drills D :4,0 ~ 12,0mm a K24 ~ 27 D : 0,8 ~ 2,0mm a K30 ~ 31 D : 3,0 ~ 16,0mm a K28 ~ 29
L/D: 10/15/20/25/30 L/D: 5/12/20/30
L/D: 3 / 5 / 10
”Mini-MultiDrill”
”SUMI-DIA” coaed Drill
MDSS Type
MDS…SDC Type
For Aluminium & CFRP*
—
CFRP* (Carbon FibreReinforced Plastic)
a K32 D : 2 ~ 10mm a K33
D : 0,20 ~ 1,00mm
L/D: 10 L/D: ~ 3
”Micro Drill” PCD Brazed Drill
MDUS Type SumiDia Drill
For Printed Circuit Boards
High precision holes
— Multi-Drills
D : 0,05 ~ 0,19mm a K32 D : 5 ~ 12mm a K63 ~ 64
L/D: ~ 8
L/D: ~ 3
Recommended Cutting Conditions by Work Materials
Work Steel Stainless Steel Cast Iron Non-ferrous Metalls
Drill
SMD (20) 50InnnnnnnI120 50InnnnI90 50InnnnnnI100 0,45 100InnnnnnnnI180 0,4
0,12 I–––––––––––I 0,35 0,1I––––––––I0,25 0,2I–––––––––– 0,2I––––––––––
WDX (18) 100InnnnnnnnnnI220 80InnnnnnnnnI180 120InnnnnnnI200 100InnnnnnnnnI200
0,15 I–––––––I 0,25 0,06 I––––––I 0,18 0,1I––––––––––––I 0,32 0,1I––––––––I 0,25
MDW…XHT (5) 80InnnnnI120 30InnnI60 50InnnnnnI90 80InnnnnnnnI160
0,15 I–––––––––I0,25 0,08I––––––I0,15 0,15I––––––––I0,3 0,12 I–––––––––––I 0,35
SumiDia Drill — — — I I80 nnnnnnnnnnn 200
0,05 I––––––I0,2
I Innnnnnnn Cutting speed vc (m/min)
I––––––I Feed f (mm/rev)
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