Self Drilling Screw Kit, #8 Size, 240 pieces, Steel material, includes (25) #8 x 1-1/2 IN Square Drive Self Drilling Screws, (20) #8 x 2 IN Square Drive Self Drilling Screws, (1) IB2 Insert Bit and (75) #8 x 1/2 IN Square Drive Self Drilling Screws and (50) #8 x 3/4 IN Square Drive Self Drilling Screws and (40) #8 x 1 IN Square Drive Self Drilling Screws and (30) #8 x 1-1/4 IN Square Drive Self Drilling Screws