Rated to 1000V AC and exceeds both ASTM and IEC standards. Built heavy duty for longer life. Built with precision machined, black phosphate plated tips for accurate fastener contact. Dual color insulation provides added safety.Available in two sizes:0353-32-INS; No. 1 Point Size; 6″ Shank Length; 6 3/4″ Overall Length.0353-33-INS; No. 2 Point Size; 6″ Shank Length; 8 1/4″ Overall Length.