Features USED FOR POLISHING, ENGRAVING, DRILLING, CUTTING: When the flexible shaft is used in conjunction with a straight grinder, it can be used for polishing, engraving, drilling, cutting, grinding, shaping, grinding, etc. BETTER GRIP The advanced handle can reduce vibration to prevent fatigue, and provide a better grip for better maneuverability and higher speed Not easy to shake: the shaft joint has high concentricity, the accurate carving is not easy to shake, the operation is stable and the safety is high HIGH WORK EFFICIENCY: the shaft is made of high-quality materials and perfect workmanship, which have high working efficiency and are not easy to heat MAKE THE WORK HANDY: the extension chuck adapter is connected with rotating tools, the flexible shaft makes the work practical Specification: Item type: flexs shaft extension chuck. Material: rubber + ABS + aluminium alloy. Purpose: Suitable for drill press grinding tools Chuck clamping range: approx. 0.3 ~ 6.5 mm / 0.01 ~ 0.26 inches. Joint diameter: approx. 6 mm. Maximum speed: 10000 rpm. Package list: 1 x flexible shaft. 1 x handle. 2 x wrenches Note:1. Straighten the pipe as much as possible when working to extend the life of the flexible shaft.2. It is best to install the machine before using the flexible shaft, which can be used after 15 minutes of idle at low speeds. After the first use, it is slightly heated for 1-2 hours, which is a normal wear time. Package List 1 x Flexible Shaft 1 x Handle 2 x Wrench