Bullet head (10/10 impact) - Trigger point & deep tissue
• Legs
• Arms

Fork head (8/10 impact) - Massages around sensitive areas such as the spine
Forearms
Calves
Achilles
Neck
Spine
• Feet

Flat head (6/10 impact) - Large muscle groups
• Chest
• Calves

Ball head (4/10 impact) - General purpose
• Quads
• Hamstrings
• Traps
• Lats
• Glutes