Internal Wall Precision Grinding
Internal bore undergoes precision grinding to ensure smooth walls for precise fit with collets
Achieves 0.002 high precision, extending tool holder lifespan beyond standard
Surface finish R<0.4
Roundness<0.8
Specifications: BT30/BT40/BT50
Hardness: HRC56-58
Accuracy Grade: G2.5
Runout after integral clamping: 0.001 mm
Penetration depth: >1 mm
Dynamic balance speed: Below 30,000 rpm
Roundness: <0.8
Standard speed: Below 12,000 rpm
Material: 20CrMnTi
person: Mr. Gong
Tel: +86 0769-82380083
Mobile phone:+86 15362883951
Email: info@jimmytool.com
Website: www.jimmytool.com
