Precision machined head and True Blue vials ensure accuracy and squareness to 0.001 In. (inch). Etched stainless steel blade with inch graduations. Heavy-duty machined square head. Self-aligning drawbolt, hardened scriber. No. E255: Length: 6 In., Measurement Type: English, Graduations: 1/8 In., 1/16 In., 1/32 In., mm, Material: Stainless Steel, Handle Material: Plastic, Pkg Qty: 1, Package Type: Card No. E250: Length: 12 In., Measurement Type: English, Graduations: 1/8 In., 1/16 In., 1/32 In., mm, Material: Stainless Steel, Handle Material: Plastic, Pkg Qty: 1, Package Type: Card No. E280: Length: 16 In., Measurement Type: English, Graduations: 1/8 In., 1/16 In., 1/32 In., mm, Material: Stainless Steel, Handle Material: Plastic, Pkg Qty: 1, Package Type: Card