Feature: 1.Made of high quality aluminum alloy, sturdy and durable. 2.Double rollers positioning,avoid deviation, 63-70 HRC blade hardness. 3.Sharp cutting tool,there is a spare blade on the cutter top. 4.Easy to cut head tube,handlebar,seat post,etc (can't cut carbon fiber product). 5.10-piece high-carbon steel dedicated blades set,durable and wear-resistance. 6.Please note the blades need to be used with the tube cutter,not universal type. Specification: Material: aluminum alloy Diameter: 6-42mm Size: Approx. 15 x 6 x 2.6cm / 5.9 x 2.4 x 1.0 inch Package List: 1 x Headset Cap . Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.