• Overall Closed Size: 3-3/16" X 1/2" Wide

• Leaf Size: 3" X 1/2"

• Leaf Thicknesses: .0015" To .025" (26 Sizes)

• Ideal For Adjusting And Gaging Spark Plugs, Distributor Points And Valve Clearances As Well As Measuring Spaces Between Parts

• Each Leaf Is Marked With Decimal And Metric Sizes

• Knurled Lock Nut Holds Leaves In Desired Position

Warning this product can expose you to chemicals including Lead, which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.