Cobra’s best progressive irons featuring PWRSHELL face Technology.PWRSHELL FACEMore distance. More forgiving. More precise: A thinner stronger face and sole structure delivers our largest SweetZone ever with higher ball speeds and explosive distance.TECFLO(PROGRESSIVE SET TECHNOLOGY)Multiple Technologies constructed to create the ultimate progressive set of irons designed to help you personalise your game and optimise performance throughout the set.MULTI MATERIAL T.O.P TECHNOLOGYCAVITY CONSTRUCTIONThin Optimised & Personalised weight savings with our new Alumnimum medallion badge allow the CG to be moved lower to create more distance and forgiveness.CENTERED CGCG positioned lower and centred in the club head creates more precision without sacrificing forgiveness.PROGRESSIVE SPIN TECHNOLOGYV Grooves on the 4 6 irons to reduce spin U Grooves on the 7 PW to optimise spin and wedge spaced grooves on the GW SW to produce extra spin for shots around the green.ZONE WEIGHTINGWeight is strategically removed from the centre of the clubhead and redistributed around the perimeter of the face and lower and further back.100% CNC MILLED GROOVESCNC milling Improves groove structures to deliver maximum spin and trajectory control throughout the set.PREMIUM CHROME PLATINGNickel Chrome plating provides better aesthetics and durability for a great looking and longer lasting irons.TECFLO CONSTRUCTIONA full hollow design with face insert in the long irons (3i 5i) delivers low CG with a highly responsive face for easier to hit higher flying long irons. A half hollow design in the mid irons (6i 7i) provies an extremely thin face deseign with added discretionary weight for optimal CG positioning which delivers more precise easy to hit mid irons for more greens in regulation. The cavity back design in the scoring irons (8i PW) allows for a low/ back CG position that provides more spin and added shot control and a specialty wedge design (GW SW) provides added versatility and shot control around the greens.Specifications: Irons Loft Lie Offset(mm) Length Swing Weight Flex Hand 4 20° 61° 5.5 39.25" D1 S / R RH/LH 5 23° 61.5° 5.1 38.50" D1 S / R RH/LH 6 26° 62° 4.6 37.75" D1 S / R RH/LH 7 30° 62.5° 4.1 37.25" D1 S / R RH/LH 8 35° 63° 3.8 36.75" D1 S / R RH/LH 9 40° 63.5° 3.6 36.25" D1 S / R RH/LH PW 45° 64° 3.2 36.00" D2 S / R RH/LH GW 50° 64° 1.0 35.75" D2 S / R RH/LH SW* 55° 64° 0.7 35.50" D3 S / R RH/LH