Hans Tools 1/2 DR. 6pcs Socket Wrench Set (6PT) ( 4601M ) Grinder Attachment Lock screw holds the sliding

Lock screw holds the sliding jaw position to obtain accurate measurement

Bore diameter (mm): 22

the K-400 accommodates both 3/8" (10mm) cable for 1-1/2" to 3" lines and 1/2" (12mm) cable for 3" to 4" lines — covering the most common drain sizes encountered in residential and commercial service work

With this router guide

Hans Tools 1/2 DR. 6pcs Socket Wrench Set (6PT) ( 4601M ) Grinder Attachment Lock screw holds the slidingFEATURES: An Lock Drive (Superb Torque) was founded with one mission in mind: to help their customers get the job done correctly, safely, and efficiently. With a foundation of quality and safety, An Lock Drive offer tools that are stronger and faster than other standard alternatives. INCLUDED SIZES: 8mm 10mm 12mm 14mm 17mm 19mm