Lightweight construction minimizes line sag. Unbendable open hooks allow level to slide freely. Pocket clip will guard tool against loss. Vari-Pitch vial reads from level to 1/2 In. (inch) pitch in 1/8 In. increments. No. 83038: Length: 3 In., Material: Plastic, Number Of Vials: 1, Pkg Qty: 2, Package Type: Card