The Universal QUIK-LOK™ Extension has an innovative design that fits shanks - with or without a power-groove. The unique design requires no tools to change out bits, making it fast and efficient. These new extensions are impact rated for maximum durability.

Features:

• Exclusive QUIK-LOK™ accepts all 7/16" shanks
• Impact Rated, making this the most versatile extension on the market
• Quick change of bits, no tools required

Specifications:

• Length: 5-1/2"
• Shank: 7/16"