Aquatec TK200 Scuba Mini Multi-Tool. An 8-in-1 handheld folding repair mini tool kit. Built to last and easy to use. Allen keys in 1/4 inch, 3/16 inch, and 5/32 inch . Orifice adjustment flat screwdriver. O-ring pick. Inflator Schrader valve tool. Phillips screwdriver. Valve nut slotted screwdriver. Overall length: 6cm (2.35 inch) when folded. Material: Stainless Steel. Weight: 105g.