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Tool clamp \ Tool chucks ISO 7388-2 BT40/50
Combined shell end mill arbors ( ISO 7388-2 )

BT Form G 6,3 ISO
40 JD 15000 rpm 7388-2
Application: Delivery:
For holding shell end mills and single angle milling With cutter retaining screw, key, and driving ring
cutters with longitudinal groove in line with DIN 842.
Notes:
Execution: The previous standard JIS B 6339 MAS BT was
 All tapers and tolerances are precision-ground replaced by ISO 7388-2. L1
 Concentricity < 0.005 mm If desired with combined shell end mill arbors with
 With hole for Balluff chip ICS, the cutter retaining screws must be ordered
 Required pull studs, no. 23690 separately with IC DIN 6367, ref. no. 23185130-180
d1 D

A

Tool holding device d1 (mm) L1 (mm) A (mm) D (mm) 23160...
Ident. No.
BT 40 16 27 55 32 100
BT 40 16 27 100 32 101
BT 40 16 27 160 32 102
BT 40 22 31 55 40 103
BT 40 22 31 100 40 104
BT 40 22 31 160 40 105
BT 40 27 33 55 48 106
BT 40 27 33 100 48 107
BT 40 27 33 160 48 108
BT 40 32 38 60 58 109
BT 40 32 38 100 58 110
BT 40 32 38 160 58 111
BT 40 40 41 60 70 112
BT 40 40 41 100 70 113
BT 40 40 41 160 70 114
Prod. Gr. 2AC
Compatible pull studs no. 23690 240-250
Spacing collar for mill arbours no. 23135 010-345 and no. 23140 005-315

shell end mill arbour DIN 6357 ( ISO 7388-2 )
blade head holder

BT Form G 6,3 ISO
40 JD/JF IK 15000 rpm 7388-2
Application:  All tapers and tolerances are precision-ground
For clamping shell end mills and blade heads
Delivery:
Execution: Milling cutter retaining screw

 With Balluff chip hole Notes:
 Enlarged composite contact surface The previous standard JIS B 6339 MAS BT was L
 With coolant outlet on front for blade heads with replaced by ISO 7388-2.
inner coolant supply
g d D

A

Tool holding device d1 (mm) L1 (mm) A (mm) D (mm) 23161...
Ident. No.
BT 40 16 17 45 38 100
BT 40 16 17 100 38 101
BT 40 16 17 160 38 102
BT 40 22 19 45 48 103
BT 40 22 19 100 48 104
BT 40 22 19 160 48 105
BT 40 27 21 45 58 106
BT 40 27 21 100 58 107
BT 40 27 21 160 58 108
BT 40 32 24 50 78 109
BT 40 32 24 100 78 110
BT 40 32 24 160 78 111
BT 40 40 27 55 88 112
BT 40 40 27 100 88 113
BT 40 40 27 160 88 114
Prod. Gr. 2AC
Source: Hahn+Kolb Werkzeuge GmbH
Technical data subject to change. www.iconridge.com
Availability subject to country specific rules and regulations. 346

0752_EN_2018_KERN[21849928]-m.indd 755 12/17/2018 3:34:20 PM