Extension Rod Coupler 

Reach remarkable depths of 25 feet with ease using an extension rod coupler from T&T Tools Inc. We manufacture products that make probing easier and safer. Our commitment to producing quality tools extends beyond professional use — as such, we've created rod couplers that are versatile enough to cater to different rod sizes, including 1/2", 3/8" and 7/16".

• C1-R: Used for 3/8" and 7/16" rods
• C1-X: Used for 3/8" and 7/16" rods - hex shape for use with a wrench
• C2: Used for the 1/2" rods