Starrett Automatic Center Punch, 5, 9/16 Diameter

The Starrett 18AA automatic center punch with adjustable stroke is 4 inch long with a 7/16 inch 11 mm diameter for creating a starter dimple without the need for a hammer. The punch has an adjustable stroke which can be set by turning the knurled cap and is regulated by spring tension for uniform dimple size at every setting. The punch is made from hardened and tempered steel components that provide wear resistance and strength. It has a round handle that is knurled for grip.

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