Click to expand Tap to zoom Lisle, Feeler Gauge. Brass Blades for Univ. by Lisle Currently unavailable £6.18 | / SKU MCS530852 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Currently unavailable DescriptionLisle, feeler gauge. Brass BladesDetailsUS sizes. Tool dimension 1/2" wide x 3" long. 6 brass blades .006" to .016" (.152mm to .406mm).Univ.