Sunvalley Brands via Amazon offers the RAVPower 5-in-1 Multitool Knife in Black for $19.99. Coupon code "U2BD6WF6" cuts it to $14.99. Plus, Prime members receive free shipping. That's tied with our February mention, $5 off, and the lowest price we could find. This stainless steel tool features pliers, a can opener, knife/saw blade, bottle opener, and screwdriver with nine bits. It comes with a belt clip pouch. Deal ends April 20.