Blu contra high-speed handpiece. Features: - Ceramic bearings. - Push button chuck. - Integrated head. - Four water sprays. - Micro Filtration system. - Hygienic head system. - Anti-back suction. Specifications: - Head size: ⌀12.00 x 13.30 mm. - Speed: 400,000 - 300,000rpm. - Working pressure: 0.30 - 0.20. - Material: Titanium alloy.