Silverhill Tools ATKRCH Helicopter Tool Kit 16 tools in carry pouch Hex screwdrivers: 1.5mm, 2mm, 2.5mm, 3mm Includes ball link pliers, flush cutter pliers, long nose pliers plus ball link tweezers for 250 series heles Includes 4mm & 5.5mm hex socket screwdrivers, 3mm & 4mm Phillips screwdrivers Includes ball link sizing tool ball link turnbuckle tool, pitch gauge