Candeon 10pcs Heavy Duty Wedges and Feather Shims, 16mm 5/8" Stone Splitter Wedges, Concrete Granite Rock Stone Splitting Hand Tools

Heavy Duty Wedges: The combined expansion of a number of wedges and shims placed into a series of drilled holes that causes the stone to split. The concept of these devices is that they split rocks by applying pressure from the inside going out Material: Stone splitter wedges are made of steel selected to resist compression deformation created during the splitting process, high hardness, toughness Diameter: 5/8" (16mm), Fit 5/8" diameter hole; Length: 4 inch (100 mm) Splitting: Use a light hammer to start tapping the wedges in sequence, firmly but without forcing, to build gradual, even pressure along the entire line of Wedges & Shims Application: Used to split the hard stone, rock, granite, marble, concrete, Weight: 2.866009406 Pounds, Manufacturer: Candeon