For over 100 years Chadwick & Trefethen, Inc. has manufactured Critchley Hand Reamers for industrial, automotive, electrical, and special applications. Dedication to the highest quality product and customer service is evident through our Satisfaction Guarantee:

"We have been manufactuing reamers for over a century. We are always glad to help you with your reamers, or reamer application problems. Any Chadwick & Trefethen reamer that shows definite defects in material or workmanship will be replaced".