Butler Thread Chaser, 1/4-20 in, 5/16-18 in, 3/8-16 in, 7/16-14 in and 1/2-13, 9/16-12 in Male Thread, Steel, Universal, Set of 6

Thread cleaning chaser sets are designed to clean dirty holes.

Steelman 1/2-20 SAE Split Die Thread Chaser, Indexing Pins, Steel, Repairs Threads on Wheel Studs and Bolts : Automotive

Butler Performance Inc. - Misc Tools

UNC Rethreading Chasers, Metric Screw & Tool Company

Threading Tools, Hand Tools, Automotive Tools & Supplies, Motors - PicClick

CMTOOL Thread Chaser Set 42PCS Thread Repair Kit Rethreading Kit in UNC UNF Metric Size Thread Chaser Thread Restorer Kit 1/4 5/16 3/8 7/16 1/2 9/16 5/8 Pipe Bolt Thread Cleaner

Steelman 7/16-20 SAE Split Die Thread Chaser, Indexing Pins, Steel, Repairs Threads on Wheel Studs and Bolts : Automotive

ARP 9110006 Thread Cleaning Chaser Imperial Set 5Pieces Thread Cleaning Chaser Imperial Set 5Pieces.ARPs handy thread cleaning chaser taps are designed with correct thread pitch and diameter to clean dirty blind or thru holes. Taps come in five USS sizes 14 516 38 716 and 12 as well as metric. They are sold individually or in sets. Please note that these are strictly cleaning taps and are not designed to cut thread.

ARP 911-0006 Thread Cleaning Tap Set

Steelman 7/16-20 SAE Split Die Thread Chaser 60380 - The Home Depot

Steelman 7/16-20 SAE Split Die Thread Chaser 60380 - The Home Depot

Steelman 7/16-20 SAE Split Die Thread Chaser, Indexing Pins, Steel, Repairs Threads on Wheel Studs and Bolts : Automotive

Repair damaged threads - repair damaged threads on wheel studs, bolts, and other fasteners Prevent cross-threading - split die design allows repairs

Steelman 1/2-20 SAE Split Die Thread Chaser, Indexing Pins, Steel, Repairs Threads on Wheel Studs and Bolts

Steelman 60381 1/2-20 SAE Split Die Thread Chaser

Upgrade Design — Quickly restore threads to near original condition without the use of expensive thread-cutting equipment. Easier Work — From 1-1/4

E-cowlboy 7402 Universal Outside Thread Chaser Repair Tool for 1-1/4” to 5” OD with 216884 Standard Thread 6 Dies Set

Steelman 9/16-18 SAE Split Die Thread Chaser, Indexing Pins, Steel, Repairs Threads on Wheel Studs and Bolts : Automotive