Foot body using 65 Mn,Polished . Metric and inch comparison. Foot body 3.5 ". Type: film Measuring range: 0.04-0.88 mm Accuracy: +0.005 /-0.003mm Piece Length: 75mm Total length: 170mm Material: Stainless steel Foot piece Specifications: 0.04mm, 0.05mm, 0.06mm, 0.08mm, 0.10mm, 0.13mm, 0.15mm, 0.18mm, 0.20mm, 0.23mm, 0.25mm, 0.28mm, 0.30mm, 0.33mm, 0.35mm, 0.38mm, 0.40mm, 0.43mm, 0.45mm, 0.48mm, 0.50mm, 0.53mm, 0.60mm, 0.65mm, 0.70mm, 0.75mm, 0.80mm, 0.88mm Package Contents: 1 x 32 set feeler gauge blade Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.