Bullet Assortment Pack Containing 540 Screws In a Range of Popular Sizes. 4 x 40mm = 100 QTY 4 x 50mm = 100 QTY 4 x 70mm = 150 QTY 5 x 80mm = 100 QTY 5 x 100mm = 80 QTY Also Includes 5x Stick-Fitï Driver Bits. Patented Stick-Fitï recess enables smooth, stable driving and one-handed installation. Sharp point and prominent thread for fast start and bite. Heavy duty construction for class-leading strength High quality waxed finish for smooth installation. Double-Angle Countersunk Head for a Neat Finish