MIYANAGA
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Size Table

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 DMA04050B  
5.0mm 3/16" DM050C DMA05050B DMA050100B
6.0mm 15/64" DM060C DMA06050B DMA060100B
6.5mm 1/4" DM065C
8.0mm 5/16" DM080C DMA08050B DMA080100B
8.5mm 21/64" DM085C DMA08550B DMA085100B
9.0mm 23/64" DM090C
10.0mm 3/8" DM100C DMA10050B DMA100100B
10.5mm 13/32" DM105C DMA10550B DMA105100B
12.0mm 15/32" DM120C DMA12050B DMA120100B
12.5mm 1/2" DM125C DMA12550B DMA125100B
14.5mm 9/16" DM145C DMA14550B DMA145100B
16.0mm 5/8" DM160C n/a DMA160100B
18.0mm 45/64" DM180C DMA180100B
19.0mm 3/4" DM190C DMA190130B
20.0mm 25/32" DM200C DMA200130B
22.0mm 7/8" DM220C DMA220200B
23.0mm 29/32" DM230C DMA230200B
24.0mm 15/16" DM240C DMA240200B

*Cutters are interchangable with in Quick-Change Body and Thread Type Body.

Set


Bit size D Body Max.drilling depth
50mm (2")
Body Max.drilling depth
100mm (4")
mm inch Part No. Part No.
5.0mm 3/16" DMA05050BST DMA050BST
6.0mm 15/64" DMA06050BST DMA060BST
6.5mm 1/4" DMA06550BST DMA065BST
8.0mm 5/16" DMA08050BST DMA080BST
8.5mm 21/64" DMA08550BST DMA085BST
9.0mm 23/64" DMA09050BST DMA090BST
10.0mm 3/8" DMA10050BST DMA100BST
10.5mm 13/32" DMA10550BST DMA105BST
12.0mm 15/32" DMA12050BST DMA120BST
12.5mm 1/2" DMA12550BST DMA125BST
14.5mm 9/16" DMA14550BST DMA145BST
16.0mm 5/8" n/a DMA160BST
18.0mm 45/64" DMA180BST
19.0mm 3/4" DMA190BST
20.0mm 25/32" DMA200BST
22.0mm 7/8" DMA220BST
23.0mm 29/32" DMA230BST
24.0mm 15/16" DMA240BST

*Max. drilling depth:
19.0-20.0mm (3/4" - 25/32") -> 130mm (5-1/8")
22.0-24.0mm (15/16" - 7/8") -> 200mm (7-7/8")

Shank Assembly (Thread Type)

  Part No.  
NO.1 DMSK1A For 4.0 - 12.5mm (5/32" - 1/2") Shank size 6.5mm (1/4")
NO.2 DMSK2A For 14.0 - 24.0mm (9/16" - 15/16") Shank size 10mm(3/8")

Option

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