| 摘要 |
The golf club uses specific type grooves specialized for individual types of known golf clubs, wherein the modified grooves maximizes control of the golf ball through tailoring backspin to the club selected. Clubs 1, 2, 3, 4, 5, 6, and 7 wherein selected club configuration has a reduced groove volume to maximize performance. Clubs 8, 9, pitching wedge, gap wedge and sand wedge has an increased groove volume to maximize performance.
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