MIYANAGA
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Highlights Size table Combination list
The actual sizes are in metric, and imperial sizes are approximate.
The bit size (diameter) is based on MIYANAGA standard.
Bit size D Cutter Body Max.drilling depth
50mm (2")
Body Max.drilling depth
100mm (4")
  mm inch Part No. Part No. Part No.
  4.0mm 5/32" DM040C DM04050B  
5.0mm 3/16" DM050C DM05050B DM050B
6.0mm 15/64" DM060C DM06050B DM060B
6.5mm 1/4" DM065C
  8.0mm 5/16" DM080C
8.5mm 21/64" DM085C DM08550B DM085B
  9.0mm 23/64" DM090C
  10.0mm 3/8" DM100C
10.5mm 13/32" DM105C DM10550B DM105B
  12.0mm 15/32" DM120C
12.5mm 1/2" DM125C DM12550B DM125B
14.5mm 9/16" DM145C DM14550B DM145B
16.0mm 5/8" DM160C n/a DM160B
  18.0mm 45/64" DM180C DM180B

Bit size D Cutter Body Max. drilling depth
mm inch Part No. Part No.
19.0mm 3/4" DM190C DM190B 130mm (5-1/8")
20.0mm 25/32" DM200C DM200B
22.0mm 7/8" DM220C DM220B 200mm (7-7/8")
23.0mm 29/32" DM230C DM230B
24.0mm 15/16" DM240C DM240B
Shank Assembly
Item Part No. Applications
NO.1 DMSK1P For 4.0 - 12.5mm (5/32" - 1/2") Shank size 6.5mm (1/4")
NO.2 DMSK2P For 14.0 - 24.0mm (9/16" - 15/16") Shank size 10mm(3/8")

Option