The Secure-fit metal guide combs offer smooth and easy haircutting, they are made with premium engineering grade material making them 70% stronger (versus standard Wahl guide combs). The metal tabs ensure the comb has a stronger hold to the blade, preventing them from detaching. The Premium cutting guides seamlessly glide through hair for a smoother cutting experience. Includes 10 cutting guide grades 0.5, 1, 1.5, 2, 3, 4, 5, 6, 7 and 8. Compatible with Wahl professional taper clipper blades - Pro Clip, Super Taper, Balding, Taper 2000, Academy Clipper, Magic Clip, Icon, Cordless Super Taper