Product Description : Extension Bar 
Brand : Genius
Size : 1/2" Dr. x 3''-75mm
           1/2"Dr. x 5''-125mm
            1/2"Dr. x10''-250mm
            3/4''Dr x 6''-150mm
            3/4''Dr x 8''-200mm
            3/4''Dr x 10''-250mm
DURABLE MATERIALS 
- Made from Chromium-vanadium Steel Alloy for high strength and durability while having anti-corrosive properties
TOOL ORGANIZATION 
- Sizes are stamped for permanent and easy identification of size and matte coating for a durable, anti-corrosive finish that’s easy to clean.
SUPERIOR DESIGN 
- Spring-loaded detent ball design keeps extensions securely latched to sockets. Drive end has through-hole to lock onto drive tang