BBT/BT Shank
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BBT/BT SHANK

R S P I N D L E JIS B 6339 (BIG-PLUS) Type S DUAL Micro diameter design is ideal for high speed applications in tight areas with small diameter cutting tools. S Y S T E M CONTACT A MAX. 40,000 min-1 L1 H2 H1 ød øD G BBT No. BIG-PLUS tools can be used in machining centers with conventional spindles. Model BBT30-MEGA4S- 60 - 90 -MEGA6S- 60 - 90 -105 BBT40-MEGA4S- 60 - 90 -MEGA6S- 60 - 90 Clamping Range ød øD 0.45 - 4.05 12 0.45 - 6.05 14 0.45 - 4.05 12 0.45 - 6.05 14 L L1 60 90 60 90 105 60 90 60 90 32 62 32 62 73 27 53 27 53 H1 H2 G 26.5 47 M5 P0.8 28.5 49 M7 P0.75 26.5 47 M5 P0.8 28.5 49 M7...

R S P I N D L E DUAL S Y S T E M CONTACT JIS B 6339 (BIG-PLUS) Coolant-through hole R Clamping Range : ø16 - ø50 Close to integral rigidity and precision of a solid toolholder. Advanced technology for high speed and heavy duty endmilling. Two types are available, Type D for use with/without coolant through the tool and Type DS to feed coolant to cutting tool periphery. MAX. 30,000 min-1 BBT / BT SHANK to Type DS For coolant periphery cutting tool For TYPE DS A L2 BBT No. L1 Fig.2 L L3 L2 øD ød øD1 ød øD BBT No. L Min. Clamping Length E øD1 Adjusting Screw (Optional) Adjusting Screw...

R S P I N D L E JIS B 6339 (BIG-PLUS) DUAL S Y S T E M CONTACT Coolant-through hole Clamping Range : ø16 - ø32 S Type BIG's original design of slit structure supports heavy and finish end milling with high power and precision. A Min. Clamping Length E H Min. Clamping Length E Axial length adjusting screw (Optional) BBT No. ød øD BBT No. H ød øD Axial length adjusting screw (Optional) Fig. 1 Fig. 2 BBT Shank Type BIG-PLUS tools can be used in machining centers with conventional spindles. Model Fig. BBT30-HMC16S- 70 -HMC20S- 75 -HMC25S- 90 -HMC32S-105 BBT40-HMC16S- 75 -120 -HMC20S- 75 -105...

BBT SHANK In DUAL CONTACT JIS B 6339 (BIG-PLUS) MILLING CHUCK Clamping Range : 016 - 032 Axial length adjusting screw BIG-PLUS tools can be used in machining centers with conventional spindles. 1. Wrench and axial adjusting screw is ordered separately if required. 2. "H" indicates the adjustment length with an Adjusting Screw. 3. ?K As a back stop for cutting tools for the HMC16S models, a commercially available hex socket head screw can be used. "H" is the max. tool shank length that can be inserted into the holder.

R S P I N D L E JIS B 6339 (BIG-PLUS) DUAL S Y S T E M CONTACT Coolant-through hole Clamping Range : ø20 - ø42 L H ød Min. Clamping Length E BBT No. BBT Shank Type BIG-PLUS tools can be used in machining centers with conventional spindles. Model BBT50-HMC20-105 -135 -165 -HMC25-105 -135 -165 -HMC32-105 -135 -165 -200 -300 -HMC42-105 -135 -165 -200 -300 ød øD 20 60 25 62 32 80 42 99 L 105 135 165 105 135 165 105 135 165 200 300 105 135 165 200 300 H E 69 - 79 56 FK58- 62 74 - 84 65 FK58- 62 78 - 95 71 FK80- 90 93 -105 73 FK92-100 1. Wrench and axial adjusting screw is ordered separately if...

JIS B 6339 Coolant-through hole Clamping Range : ø16 - ø32 BIG's original design of slit structure supports heavy and finish end milling with high power and precision. L BBT / BT SHANK L Axial length adjusting screw (Optional) Min. Clamping Length E H Min. Clamping Length E Axial length adjusting screw (Optional) BT No. ød øD BT No. H ød øD A S Type Fig. 1 Fig. 2 BT Shank Type Model BT30-HMC16S- 70 -HMC20S- 75 -HMC25S- 90 -HMC32S-105 BT40-HMC16S- 75 -120 -HMC20S- 75 -105 -120 -HMC25S- 75 -105 -135 -HMC32S- 90 -105 -135 E C-Spanner Model øD L H 16 20 25 32 43 50 55 62 71 56 - 66 64 - 74 70 -...

JIS B 6339 Coolant-through hole Clamping Range : ø20 - ø42 BIG's original design of slit structure supports heavy and finish end milling with high power and precision. L ød Min. Clamping Length E BT No. BT Shank Type Model BT50-HMC20-105 -135 -165 -HMC25-105 -135 -165 -HMC32-105 -135 -165 -HMC42-105 -135 -165 ød øD 20 60 25 62 32 80 42 99 L 105 135 165 105 135 165 105 135 165 105 135 165 H E 69 - 79 56 FK58- 62 74 - 84 65 FK58- 62 78 - 95 71 FK80- 90 93 -105 73 FK92-100 BT50-HMC32-HMC42- 4.7 5.4 6.1 4.6 5.3 5.9 5.2 6.3 7.5 6.0 7.5 8.8 For STRAIGHT COLLET G 15 For ADJUSTING SCREW A 17 1....

R S P I N D L E DUAL S Y S T E M CONTACT JIS B 6339 (BIG-PLUS) HYDRAULIC CHUCK For high precision machining in Automotive, Aerospace, Medical and Die & Mold Clamping Range : ø6 - ø12 øD2 6° SUPER SLIM BBT No. øD1 Min. Clamping Length E L1 L BIG-PLUS tools can be used in machining centers with conventional spindles. Model BBT30-HDC 6S-HDC 8S-HDC10S-HDC12S- ød 6 8 10 12 90 90 90 90 øD1 øD 14 17 19 21 L øD2 25 28 30 32 42 44 46 L1 50 90 Weight (kg) E 25 30 32 35 0.7 0.7 0.7 0.8 1. Adjusting Screw cannot be used. Roughing endmills are not recommended for use with Hydraulic Chucks. STANDARD Type...

R JIS B 6339 (BIG-PLUS) Clamping Range : ø6 - ø12 Fig. 1 L1 L SLIM Fig. 2 L BIG-PLUS tools can be used in machining centers with conventional spindles. Fig. BBT40-HDC 6S-110 -150 -HDC 8S-110 -150 -HDC10S-110 -150 -HDC12S-110 -150 ød 1 2 1 2 1 2 1 2 øD 6 14 8 17 10 19 12 21 L2 øD1 øD2 L L1 27 26 30 28 32 30 34 32 110 150 110 150 110 150 110 150 60 57 60 52 60 52 60 52 L1 L2 38 48 40 50 42 50 44 50 øD1 6° SUPER øD2 BBT / BT SHANK Min. Clamping Length E BBT No. Model øD2 SUPER SLIM Type 6° Coolant-through hole 85 85 85 85 Weight (kg) E 1.3 1.6 1.4 1.7 1.4 1.7 1.4 1.8 25 30 32 35 1. Adjusting...

R S P I N D L E DUAL S Y S T E M CONTACT HYDRAULIC CHUCK A High Rigidity Type JIS B 6339 (BIG-PLUS) Coolant-through hole Clamping Range : ø20 - ø32 Substantial body design eliminates chatter and deflection when endmilling. BBT / BT SHANK Adjustable Cutter Length H ød øD Fig. 1 Adjustable Cutter Length H Min. Clamping Length E Adjusting Screw Left-hand thread (Optional) Fig. 3 L ød ød øD øD1 Adjusting Screw Left-hand thread (Optional) Adjustable Cutter Length H Min. Clamping Length E L1 L Fig. 2 Fig. 4 L1 øD ød L1 L øD Min. Clamping Length E Adjusting Screw Left-hand thread (Optional) Min....