 Sarazen welded a piece of steel to the sole of the club and ground it producing ‘bounce’.This marked the introduction of the sand wedge and in 1933 alone, Wilson sold 50,000 of these clubs, marketed as the R-90, which went on to be the most popular sand wedge in golf.In 1933 Wilson Advisory Staff member Willie Ogg created a design for distributing weight away from the heel of the club head, moving it towards the “sweet spot” of the blade.