WZFC ER11 Collet Chuck 0.008mm High Accuracy ER Spring Collet For CNC Bit Milling Cutter, ER11 2.5mm

Produktbeschreibung

1. Use the high carbon bearing steel , heat treatedrigidity is HRC48°-50° 2. The surfaco roughness is below RZ2.5, has twoclasses' products. 3. The inner bore processing by high precision grindingaccording to DIN standard. 4. Use for clamping screw tap, drill , milling cutter,reamer and so on. 5. Having tension and compression function, brilliantand changeable.