Mizuno t7 white satin wedgesforged with boron durable groovesthe t7 wedge increases the reliability of our precise grain flow forged heads with longer lasting spin controlforged from a single steel billet infused with trace amounts of boron the t7 boasts a more durable groove than normal forged wedgesthe teardrop shaped profile drops all the way down to a 45 degree for full shots ndash ever more popular amongst professional and elite playerslonger lasting groovesthe use of boron infused st