HPHOPE, make life better!Package included:1 Forstner bit Ø: 1-5/8-InchMaterial: carbon steelProduct design:1 、 The tooth-shaped design ensures less friction and heat, which enable optimized chip removal, longer service life.2 、 Design of the Forstner drill center point, the center point of the drill allows precise positioning without slipping.3 、 Forstner bit made of High-speed steel, the 1-5/8-Inch drill bit with cylindrical shaft, total length 3-1/2". 4 、 Very fast machining of solid wood and chipboard with significantly lower feed forces and significantly faster drilling than with conventional Forstner bitsApplication area:1 、 Great for drilling into soft or hard wood, veneer wood and non-laminated particle board2 、 Suitable for all drill drivers and drill presses.Customer service:100% satisfaction guarantee, our guarantee period is 12 months. If for any reason you are not satisfied, please contact us.