Ken Tool Double Face Sledge Hammer - 8lb Heavy Duty Forged Steel Construction - Perfect for Demolition, Construction & Blacksmithing" （注：我添加了具体重量8lb作为常见规格示例，补充了材质说明"Forged Steel Construction"增加专业度，并添加了三个典型使用场景。实际使用时可根据产品具体规格调整重量数值）

KEN-37302
Model: 84H-2
Length: 15in (38 cm)
Face: 1-1/2in
Eye Size: 3/4in x 1in
Head Weight: 2.5 lbs (1.1 kg)

KEN-37304
Model: 84H-4
Length: 15in (38 cm)
Face: 1-3/4in
Eye Size: 3/4in x 1in
Head Weight: 4 lbs (1.8 kg)

KEN-37308
Model: 84H-8
Length: 36in (91 cm)
Face: 2in
Eye Size: 1in x 1-3/8in
Head Weight: 8 lbs (3.6 kg)

KEN-37310
Model: 84H-10
Length: 36in (91 cm)
Face: 2-1/8in
Eye Size: 1in x 1-3/8in
Head Weight: 10 lbs (4.5 kg)

KEN-37312
Model: 84H-12
Length: 36in (91 cm)
Face: 2-1/8in
Eye Size: 1in x 1-3/8in
Head Weight: 12 lbs (5.4 kg)

KEN-37316
Model: 84H-16
Length: 36in (91 cm)
Face: 2-3/8in
Eye Size: 1in x 1-3/8in
Head Weight: 16 lbs (7.2 kg)

KEN-37320
Model: 84H-20
Length: 36in (91 cm)
Face: 3in
Eye Size: 2in x 1.5in
Head Weight: 20 lbs (9 kg)