Golf club head

A correlated set of golf club heads comprising:

• a first club head that, when oriented in a reference position, comprises:
• a first loft angle L1 between 40° and 50°;
• a first striking face having a first face center, a first leading edge, a first virtual striking face plane generally parallel to the first striking face, and a first striking face surface area SA1 no greater than 4.35 in2;
• a first sole portion;
• a first top portion;
• a first rear surface opposite the first striking face;
• a first hosel;
• a first virtual vertical plane perpendicular to the first striking face plane and passing through the first face center;
• and
• a first club head center of gravity spaced from the first virtual vertical plane in the heel-to-toe direction by a first distance D1A that is no greater than 6 mm;
• and
• a second club head that, when oriented in a reference position, comprises:
• a second loft angle L2 greater than 50°;
• a second striking face having a second face center, a second leading edge, a second virtual striking face plane generally parallel to the second striking face, and a second striking face surface area SA2 no less than 4.45 in2;
• a second sole portion;
• a second top portion;
• a second rear surface opposite the second striking face;
• a second hosel;
• a second virtual vertical plane perpendicular to the second striking face plane and passing through the second face center;
• and
• a second club head center of gravity spaced from the second virtual vertical plane in the heel-to-toe direction by a second distance D1B that is no greater than 6 mm.

A correlated set of golf club heads comprising:

• a first club head that, when oriented in a reference position, comprises:
• a first loft angle L1 between 40° and 50°;
• a first striking face having a first face center, a first leading edge, and a first virtual striking face plane generally parallel to the first striking face;
• a first sole portion;
• a first top portion;
• a first rear surface opposite the first striking face;
• a first hosel;
• a first virtual vertical plane perpendicular to the first striking face plane and passing through the first face center;
• a first club head center of gravity spaced from the first virtual vertical plane in the heel-to-toe direction by a first distance D1A that is no greater than 6 mm;
• and
• a first heel blade height BH1 no greater than 38 mm;
• and
• a second club head that, when oriented in a reference position, comprises:
• a second loft angle L2 greater than 50°;
• a second striking face having a second face center, a second leading edge, and a second virtual striking face plane generally parallel to the second striking face;
• a second sole portion;
• a second top portion;
• a second rear surface opposite the second striking face;
• a second hosel;
• a second virtual vertical plane perpendicular to the second striking face plane and passing through the second face center;
• a second club head center of gravity spaced from the second virtual vertical plane in the heel-to-toe direction by a second distance D1B that is no greater than 6 mm;
• and
• a second heel blade height BH2 no less than 39 mm.

A golf club head that, when oriented in a reference position, comprises:

• a striking face having a face center, a leading edge, and a virtual striking face plane generally parallel to the striking face;
• a sole portion;
• a top portion;
• a hosel comprising a virtual hosel axis and an internal bore configured to receive a golf shaft, the internal bore including a peripheral side wall and a shaft abutment surface configured to abut a tip end of the golf shaft;
• a rear surface opposite the striking face, the rear surface having an upper portion and a lower portion, the lower portion including a forward-extending recess;
• an insert covering the recess such that a hollow portion is formed by the insert and the recess;
• a loft L no less than 40°;
• a virtual vertical plane perpendicular to the striking face plane and passing through the face center;
• a club head center of gravity spaced from the virtual vertical plane in the heel-to-toe direction by a distance D1 that is no greater than 4.5 mm;
• and
• a bounce angle θ, measured in the virtual vertical plane, no less than 4°.

A golf club head that, when oriented in a reference position, comprises:

• a striking face having a face center, a leading edge, and a virtual striking face plane generally parallel to the striking face;
• a sole portion;
• a top portion;
• a hosel comprising a virtual hosel axis and an internal bore configured to receive a golf shaft, the internal bore including a peripheral side wall and a shaft abutment surface configured to abut a tip end of the golf shaft;
• a rear surface opposite the striking face, the rear surface having an upper portion and a lower portion, the lower portion including a forward-extending recess;
• an insert covering the recess such that a hollow portion is formed by the insert and the recess;
• a loft L no less than 40°;
• a virtual vertical plane perpendicular to the striking face plane and passing through the face center;
• and
• a club head center of gravity spaced from the virtual vertical plane in the heel-to-toe direction by a distance D1 that is no greater than 4.5 mm,
• wherein the hosel further comprises an internal bore depth no greater than 30 mm.