Top quality, twin thread, multipurpose screw. Features a faster drive speed. Popular with the traditional carpentry professional; the preferred screw for screwdriver use. Contents: 6 x 3/4" (130), 6 x 1" (100), 6 x 1 1/4" (160), 8 x 1" (150), 8 x 1 1/4" (140), 8 x 1 1/2" (110), 8 x 2" (80), 10 x 2" (50), 10 x 2 1/2" (40) and 10 x 3" (40). Double-Countersunk Head for Reduced Shear Carbon Steel Construction Zinc-Plated Wax-Coated High Pitch Thread for Faster Driving Fully & Partially Threaded Lengths Plastic Organiser Case 60° Thread Contents: 6 x 3/4" (130), 6 x 1" (100), 6 x 1 1/4" (160), 8 x 1" (150), 8 x 1 1/4" (140), 8 x 1 1/2" (110), 8 x 2" (80), 10 x 2" (50), 10 x 2 1/2" (40) and 10 x 3" (40). Double-Countersunk Head for Reduced Shear Carbon Steel Construction Zinc-Plated Wax-Coated High Pitch Thread for Faster Driving Fully & Partially Threaded Lengths Plastic Organiser Case 60° Thread