Vibration Safety Services UCL University College London Hand Arm Vibration Syndrome (HAVS) and Vibration White Finger What's the difference? Wards Solicitors in Bristol & South West Manifesting as tingling and numbness through to manual dexterity loss and dreaded Vibration White Finger (VWF) Hand Arm Vibration Syndrome (HAVS), both secondary forms of Raynaud's syndrome, where vibration induced spasming of small a) Vibration induced white finger. (b) Vibration induced white finger. Download Scientific Diagram Useful Facts on Vibration White Finger Raynaud's Association