How many Cola tins can slingshot rifle penetrate?

Type C Owl Ketapel SlingShot Gun Set

Heavy-Duty Slingshot Rifle Slingshot Rifle Set with 8-Strand Rubber Band, Folded Rear Support Maximum Pulling Distance of 88 Centimeters (Slingshot Wolf) : Sports & Outdoors

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How much force does a slingshot have compared to a 9mm pistol? - Quora

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Piaoyu Slingshot, Retractable Long Rod High-Power Rubber Band Slingshot Package with Scope, Used for Outdoor Hunting, Shooting and Fishing (package1) : Sports & Outdoors

Wild Craftsman

How many Cola tins can slingshot rifle penetrate?

Is there any new gun innovations, such as bullets or firing mechanisms? Are we content with just bullets and firing pins? - Quora