979SS Irons

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979SS Specifications
Item #
Club
Loft
Lie
Weight
Offset 
Sole Angle 

Toe
Height 

Heel Height 
Blade Length
RH/LH
979-3
3-iron 
20° 
59° 
238g
3.5mm 
2° 
50mm 
31mm 
82mm
RH
979-4
4-iron 
23 
60
245
3
2
51.5
32
82
RH
979-5
5-iron
26
61
252
2.5
2
53
33
82
RH
979-6
6-iron
30
61.5
259
2.5
2.5
55
34
82
RH
979-7
7-iron
34
62
266
2.5
3
56.5
35
82
RH
979-8
8-iron
38
63
273
2
3
57
35.5
82
RH
979-9
9-iron
42
64
280
2
4
58
36.5
82
RH
979-PW
PW
46
64
282
2
5
59
38
82
RH
979-AW
AW
50
64
282
2
5
59
38
82
RH
979-SW
SW
55
64
298
2
11
60
39
82
RH

Head Material Investment Cast 431 Stainless Steel
Ferrule Required Yes, any IR ferrule with 13.2mm bottom OD and 0.370” ID
Scorelines U-Groove 0.8mm wide x 2.6mm spacing x 0.35mm deep; conforms to new USGA scoreline rule
Loft/Lie Bending Yes, +/-2° in any direction
Hosel Length 65mm
Hosel Weight Bore 7.5mm diam. x 15mm deep (accepts max 9gram weight)
Lower Cavity Weight Bore 7.5mm diam x 11mm deep (accepts max 6gram weight)
Bore Depth 30mm
Bore Diameter 0.370”
Sole Width Range #3–5 - 20mm/22mm/17.5mm
#6–8 - 20.5mm/22.5mm/17.5mm
#9–wedges - 21mm/23mm/18mm
Toe/Heel
Leading Edge Radius		 #3–8 - 250mm
#9, PW, AW - 275mm
#SW - 300mm
Face-Back Sole Radius #3–6 - 60mm/50mm
#7–AW - 70mm/60mm
#SW - 90mm/80mm