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Get it between 2025-08-27 to 2025-09-03. Additional 3 business days for provincial shipping.
40CR+ CARBON STEEL: Extension rod is made of 40Cr, effectively suppressing vibration, high concentricity, stable processing
INTEGRAL MOLDING: The inside and outside are integrated, with fine control processing, more stable performance
GROUNDED INNER HOLE: After the inner hole is ground, suitable for high accuracy machine tools and has longer life than ordinary tool holders
HIGHER HARDNESS: Using carburizing and quenching process, higher hardness, stronger interface fatigue resistance, and more
STRAIGHT EXTENSION ROD: Processing extension rods that allow you to work better, more efficiently, and more , a good substitute
Specification: Item Type: Straight Shank Extension Rod Material: 40Cr+ Carbon Steel Hardness: 45-46HRC Head Diameter: Approx. 16mm / 0.63in Clamping Range: Approx. 1-7mm / 0.04-0.28in Adapter Collet: For ER11 Thread Type: M Blade Shank Diameter: Approx. 16mm / 0.63in Package List: 1 x Straight Shank Extension Rod 1 x Wrench Note: 1. Incorrect assembly may damage the accuracy of the nut and spring 2. Only the matching collet chuck can be used to assemble the nut 3. Do not clamp tools that exceed the clamping range Feature: 1. 40Cr Material: Extension rod is made of 40Cr, effectively suppressing vibration, high concentricity, stable processing 2. Integral Molding: The inside and outside are integrated, with fine control processing, more stable performance 3. Long Life: After the inner hole is ground, suitable for high accuracy machine tools and has longer life than ordinary tool holders 4. Higher Hardness: Using carburizing and quenching process, higher hardness, stronger interface fatigue resistance, and more 5. More Efficient: Processing extension rods that allow you to work better, more efficiently, and more , a good substitute