LARGE CUTTING DIAMETER: It is convenient for high torque applications, such as large cutting diameter. FUNCTION: Taper shank drill chuck is used to improve work efficiency. The drill sleeve is used to change the taper of the connecting shaft. COOPERATE USE: It can be used with tapered shank drill, tapered shank milling cutter and tapered reamer. FINE PROCESSING: Fine processing is performed on a good internal and external basis. SCOPE OF APPLICATION: High , mainly used for drilling machines and lathes. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Photo Color Material:40cr Package Contents: 1x Morse Taper Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.