NT Tool Holder Combi Shell Mill Holders for mechanical spindle and cutting tool and other accessory tool connection. Mechanical spindle and cutting tools and other accessories.High Precision NT shank Tool Holder ,balanced G6.3 or G2.5 For choose.The structure of tool holder of CNC machine tool can be divided into integral type and modular type. The working part of the integral tool holder is integrated with the handle used for installing and positioning on the machine tool.NT Combine Shell End Mill Arbors ,suitable for the use of the axial or radial drive groove of the milling cutter such as: vertical disc cutter, sets of type of milling cutter, face milling cutter, milling cutter, three face milling cutter .

NT Combi Shell End Mill Arbor Specifications
1.NT Combi Shell End Mill Arbor Model: NT30/40-SEMC (specific model reference to the bottom of the table)
2.NT Combi Shell End Mill Arbor Material: high quality Carburizing Steel Blackening synthesis, and fine grinding

3.NT Combi Shell End Mill Arbor Taper shank: tolerance level <AT3
4.NT Combi Shell End Mill Arbor Hardness: 56-58 HRC
5.NT Combi Shell End Mill Arbor Carburizing depth: 0.8mm + 0.2mm
6.Maximum beat: <0.005mm
7.Surface roughness: Ra<0.005mm
8.NT Combi Shell End Mill Arbor The handle body can also specify the cooling method of AD+B
(A: no internal cooling hole; type AD: type AD+B: Water Center; center of water and water flange)
The handle can be specified dynamic balance G6.3 or G2.5