C-Root Heat-Treated Rotary Files VendorC-Root Share WhatsApp Deel X Pin it Messenger Email C-Root Heat-Treated Rotary Files VendorC-Root Share WhatsApp Deel X Pin it Messenger Email Product form C-Root blue files are manufactured by a disruptive heat treatment technology, which raises the martensite phase transition point to 40°C. ... Read more $15.00 Quantity Add to cart This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.