DC h7 Stock DCON h6 DC h7 DCSFMS DCON h6 OthersBrazedReamersIndexableIndexableInsert TypeHead TypeSolidDrilling SEC-MultiDrills SMD Type (Internal Coolant Supply) MFS Carbon Steel/Alloy Steelup to 0.28%Carbon Steel/Alloy Steelfrom 0.29%HardenedSteelup to 45HRCStainlessSteelCast IronDuctileCast IronAluminumAlloy Indexable head Coolant Hole Indexable The dimensions listed on this page are with MFS Type head installed. Coat Type The 12D shank has no side lock flat. *Refer to N38 for the tolerance of h6 and h7 Steel Mounted Figure Fig 1 Fig 2 3D/5D/8D LU LSOAL LU LS1.5D/12DOAL Holder ø22.8 to 30.8mm Dimensions with MFS Type set Parts Dimensions (mm)Cap ScrewWrenchJ Dia.DC HoleDepth Cat. No. Effective Length Overall Length Shank FlangeDia. ShankDia. Fig(L/D)LUOALLSDCSFMSDCON Nm 1.5 SMDH 230S ● 47 118 30 2 3 SMDH 230M ● 83 161 1 2.79 22.8 < D ≤ 23.8 5 SMDH 230L ● 130 211 56 Q 25 1 BXD03512IP to TRDR15IP 8 SMDH 230D ● 201 281 1 3.72 12 SMDH 230-12D ● 276 355 30 2 1.5 SMDH 240S ● 50 125 37 2 3 SMDH 240M ● 87 171 1 2.79 23.8 < D ≤ 24.8 5 SMDH 240L ● 136 221 60 Q 32 1 BXD03512IP to TRDR15IP 8 SMDH 240D ● 209 296 1 3.72 12 SMDH 240-12D ● 288 372 37 2 1.5 SMDH 250S ● 50 125 37 2 3 SMDH 250M ● 88 170 1 4.14 24.8 < D ≤ 25.8 5 SMDH 250L ● 140 225 608SMDH 250D●217300 Q 32 1 BXD04014IP to TRDR20IP15.52 12 SMDH 250-12D ● 300 384 2 1.5 SMDH 260S ● 53 128 37 2 25.8 < D ≤ 26.8 3 SMDH 260M5SMDH 260L ● 92●146 175230 60 Q8SMDH 260D●22531032 11 BXD04014IP 4.14to TRDR20IP5.521 1.5 SMDH 270S ● 53 128 37 2 26.8 < D ≤ 27.8 3 SMDH 270M5SMDH 270L ● 94●151 175235 60 Q8SMDH 270D●23432032 11 BXD04014IP 4.14to TRDR20IP5.521 1.5 SMDH 280S ● 55 130 37 2 27.8 < D ≤ 28.8 3 SMDH 280M5SMDH 280L ● 97●157 180240 60 Q8SMDH 280D●24232532 11 BXD04515IP 4.98to TRDR25IP6.641 1.5 SMDH 290S ● 56 131 37 2 28.8 < D ≤ 29.8 3 SMDH 290M5SMDH 290L ● 100●162 185245 60 Q8SMDH 290D●25133532 11 BXD04515IP 4.98to TRDR25IP6.641 1.5 SMDH 300S ● 59 134 37 2 29.8 < D ≤ 30.8 3 SMDH 300M5SMDH 300L ● 104●167 185255 60 Q8SMDH 300D●25934532 11 BXD04515IP 4.98to TRDR25IP6.641 Recommended Cutting Conditions J104 MFS Type Head J105 LU for 12D holder is the value with typical diameter. Precautions when Using MFS Type Heads No guide hole ( nal hole only) With guide hole Flat nishing of hole bottom Application Guide Holes Flat surface Non- at surface 1.5D holder (guide hole not needed) 3D to 12D holders N m Recommended Tightening Torque (N·m) J107