HSK63A ER16 ER25 ER32 ER40 High Quality Tool Holder with G2.5 balance 25000rpm

HSK63A ER16 ER25 ER32 ER40 High Quality Tool Holder with G2.5 balance 25000rpm

1. The tool holder 1:10 taper accuracy ≤ AT3 
2. The inner cone is tested with a standard pneumatic measuring instrument, and the contact area ratio of the big end is over 90%.
3. The cone jump in the body of the tool holder is ≤0.002.
4, the tool holder is coaxial, with 0.005mm/0.008mm collet, the comprehensive precision is not more than 0.005mm/0.008mm.
5, the handle is suitable for medium speed precision machining
6. Dynamic balance: G6.3 12000/18000RPM G2.5 15000/25000RPM can be made according to demand. It can also be customized according to customer requirements.
7, ER collet has elasticity, suitable for holding drill bit, reamer, milling cutter and wire tapping tool.
8, ER16/ER20 tool bar has another M type to choose from.
9, ER arbor can be additionally equipped with steel ball nuts and wrenches, ER wrench is an alternative.
10. Material: 20CrMnTi.
11. hardness: HRC54 ° -60 °.
12. Carburizing depth: >0.8.