Sumitomo General Catalog 2025-2026

Arbors Modular Tools

BBT Integrated Type - Modular Tooling Arbors

Modular Tooling - Arbors (Carbide Arbors/Steel Arbors)

Carbide Arbors

Steel Arbors

Fig 1

LBX

Fig 1

CRKS

LF2

Steel Arbor

BBT Integrated Arbor

Dimensions ( mm )

Screw CRKS

Bore Dia. DCB

Shank DMM

Overall Length LF2

Depth L4

Thread Depth L5

Overhang LF*

Screw CRKS

Bore Dia. DCB

Body Overhang L6

Length LBX

Thread Depth L7

Overhang LF*

Coolant Hole

O.D. BD

Cat. No. Fig MA0625M08L475S ● M8 0.335 0.625 4.750 0.393 0.708 5.734 1 MA0750M10L600S ● M10 0.413 0.750 6.000 0.393 0.787 7.181 1 MA1000M12L800S ● M12 0.492 1.000 8.000 0.393 0.866 9.378 1 MA1000M16L800S ● M16 0.669 1.000 8.000 0.393 0.944 9.575 1 MA1250M16L800S ● M16 0.669 1.250 8.000 0.393 0.944 9.575 1 MA16M08L120S  M8 8.5 16 120 10 18 145 1 MA20M10L150S  M10 10.5 20 150 10 20 180 1 MA25M12L200S  M12 12.5 25 200 10 22 235 1 MA32M16L200S  M16 17.0 32 200 10 24 240 1

Cat. No. Fig BBT30-M8-50  M8 8.5 15.9 73 50 18 98 Yes 1 BBT30-M10-45  M10 10.5 19.9 68 45 20 98 Yes 1 BBT30-M12-40  M12 12.5 24.9 63 40 22 98 Yes 1 BBT30-M16-35  M16 17 31.9 58 35 24 98 Yes 1

*Overhang length for LF is with head mounted. Can also be used with BT30 spindle machines. Modular Tools - Modular Tool Adapters

Carbide Arbor

LBX

SK = CAT

Dimensions ( mm )

Screw CRKS

Bore Dia. DCB

Shank DMM

Overall Length LF2

Depth L4

Thread Depth L5

Overhang LF*

Cat. No.

Fig

MA15M08L120C  M8 MA15M08L160C  M8 MA16M08L120C  M8 MA16M08L160C  M8

8.5 15 120 10 18 145 1 8.5 15 160 10 18 185 1 8.5 16 120 10 18 145 1

8.5 16 160 10 18 185 1 MA18M10L150C  M10 10.5 18 150 10 20 180 1 MA18M10L200C  M10 10.5 18 200 10 20 230 1 MA20M10L150C  M10 10.5 20 150 10 20 180 1 MA20M10L200C  M10 10.5 20 200 10 20 230 1 MA23M12L200C  M12 12.5 23 200 10 22 235 1 MA23M12L250C  M12 12.5 23 250 10 22 285 1 MA25M12L200C  M12 12.5 25 200 10 22 235 1 MA25M12L250C  M12 12.5 25 250 10 22 285 1 MA28M16L200C  M16 17.0 28 200 10 24 240 1 MA28M16L300C  M16 17.0 28 300 10 24 340 1 MA32M16L200C  M16 17.0 32 200 10 24 240 1 MA32M16L300C  M16 17.0 32 300 10 24 340 1

CRKS

Modular Adapters - SK40

Dimension (mm) CRKS DCBDMM BD LF L7 LBX  M8 8.5 13.8 23 69 12 49.9  M8 8.5 13.8 25 94 12 74.9  M8 8.5 13.8 30 119 12 99.9  M8 8.5 18.0 25 69 12 49.9

Catalog Number

SMA-M8-69-SK40 SMA-M8-94-SK40 SMA-M8-119-SK40 SMA-M10-69-SK40 SMA-M10-94-SK40

 M10 10.5 18.0 30 94 12 74.9 SMA-M10-119-SK40  M10 10.5 18.0 35 119 12 99.9 SMA-M10-169-SK40  M10 10.5 18.0 45 169 12 149.9 SMA-M12-69-SK40  M10 12.5 21.0 30 69 12 49.9 SMA-M12-94-SK40  M12 12.5 21.0 35 94 12 74.9 SMA-M12-119-SK40  M12 12.5 21.0 38 119 12 99.9 SMA-M12-169-SK40  M12 12.5 21.0 48 169 12 149.9 SMA-M16-69-SK40  M12 17.0 29.0 34 69 12 49.9 SMA-M16-94-SK40  M16 17.0 29.0 35 94 12 74.9 SMA-M16-119-SK40  M16 17.0 29.0 40 119 12 99.9 SMA-M16-169-SK40  M16 17.0 29.0 48 169 12 149.9 Note: The above holders require an M16 thread retention knob

LF (Dimensions of Head + Arbor)

*Set Dimensions

*Take care when tightening the head. Recommended Tightening Torque (N·m) Identification Code MA 15 M8 L120 C Arbor Overall Length Mounting Screw Size Shank Dia. .625" Cutter Series

Grade C: Carbide S: Steel

Modular Adapters - SK50

Dimension (mm) CRKS DCBDMM BD LF L7 LBX  M8 8.5 13.8 23 69 12 49.9  M8 8.5 13.8 30 119 12 74.9  M8 8.5 13.8 45 169 12 99.9  M10 10.5 18.0 25 69 12 49.9  M10 10.5 18.0 35 119 12 99.9  M10 10.5 18.0 45 169 12 149.9  M12 12.5 21.0 30 69 12 49.9  M12 12.5 21.0 38 119 12 99.9  M12 12.5 21.0 52 169 12 149.9  M16 17.0 29.0 34 69 12 49.9  M16 17.0 29.0 40 119 12 99.9  M16 17.0 29.0 48 169 12 149.9

Catalog Number

SMA-M8-69-SK50 SMA-M8-119-SK50 SMA-M8-169-SK50 SMA-M10-69-SK50 SMA-M10-119-SK50 SMA-M10-169-SK50 SMA-M12-69-SK50 SMA-M12-119-SK50 SMA-M12-169-SK50 SMA-M16-69-SK50 SMA-M16-119-SK50 SMA-M16-169-SK50

· When mounting the head to an arbor, follow the standard tightening torque in the table below. · Check the mounting screw diameter for the head and arbor beforehand.

Tool Dimensions L11 H

Screw Size

Regulated Tightening Torque (N·m)

23 46 80 90

8 13 8 15 10 19 10 24

M10 M12 M16

H17

Note: The above holders require an M24 thread retention knob

Made with FlippingBook flipbook maker