Designed for high speed applications. GDC collet chucks incorporate balancing screws which are adjusted to achieve required balancing grades for high speed applications. Use with compatible balancing machines and NT's FDC collet system. Balanced type GDC A GDC Type Max Imbalance Value BT30 1.0 g mm BT40 2.0 gmm BT50 5.2 gmm HSK-63 -A 2.0 gmm HSK-100 -A 5.2 gmm CAT40 2.0 gmm CAT50 5.2 gmm Cover Ring G D P Nut Guide area Body Preset Screw (Not included) FDC collet Balancing screws Pre baranced holders ready to use straight out of the box. The NT balanced collet holder (GDC) is designed for use in incredibl y high speed (40,000rpm ) applications. Coolant supply Balanced tool holders extends the life of cutting tool and produces better surface finishes. Cutter with oil hole FDC-OH type All 3 types are designed for center-thru coolant feed. R.P.M. 8,000rpm Coolant Pressure 870psi High R.P.M. machinin g for drilling , reaming and finish endmilling. Model no. GDC 07 Preset screw no. HDS-07 Clamping torque 8-11 lbf-ft (89 - 133 lbf-in) 22-26 lbf-ft GDC 09 HDS-09 GDC 12 HDS-12 GDC 16 HDS-16 26 - 30 lbf-ft (310 - 354 lbf-in) 30 - 33 lbf-ft GDC 22 HDS-22 (487 - 531 lbf-in) (266 - 310 lbf-in) (354 - 398 lbf-in) 41 - 44 lbf-ft Spanner Size S-0 Cutter without oil hole FDC - C type R.P.M. 8,000rpm Coolant Pressure 870psi FK0025 FK0030 FK0034 FK0045

High-Precision Collet Chucks

High-Precision Collet Chucks BT/GDC' A High Balanced Type

High-Precision Collet Chucks HSK/GDC' A High Balanced Type