Features: Brand new and high quality The mandrel has a diameter of approximately 6mm and is acceptable for most kits. Helps eliminate any vibrations encountered when rotating the blank to a longer than the necessary mandrel. The length of the mandrel is adjustable and the length of the shaft can be shortened or extended by loosening the lock nut at the end of the headstock. Strong metal material ensures strength and durability for long lasting usage. Light in weight, small in size, convenient for you to store and manage Specifications: Material:Metal Extension rod: Approx.20cm/7.87inches Handle: Approx.10.6cm/4.17inches Package Includes: 1x Wood Turning Pen note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.