AT Threading Tools
AT Threading Tools | Professional Metal Fabrication Solutions | Freer Tool
Shop professional-grade AT threading tools for precision metal fabrication and manufacturing.
Discover the AT Threading Tools collection at Freer Tool & Supply—your destination for high-precision taps, dies, thread repair kits, and specialty threading accessories. Engineered for accuracy, durability, and consistent performance, our threading tools are ideal for creating, repairing, and maintaining threads in metalworking, maintenance, and fabrication projects. Whether you’re working in a machine shop, repair facility, or industrial setting, AT Threading Tools deliver the reliability and results professionals count on.
MonoLock®, AlfaUSA®, and EcoPro® are industry-trusted brands available exclusively from Alfa Tools.
New for 2015 in Taps | Dies | Extractors | Thread | Inserts | Accessories
- high-performance coated taps, including multi-purpose taps
- specialty taps for low tensile and high tensile materials
- black oxide coated taps
- an enhanced range of standard special thread taps and dies
- Helical Thread Inserts
- screw Extractors
- tap Extractors
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Alfa Tools ST66564 16 X 2.0MM HSS METRIC SCREW THREAD INSERT TAP
SKU: AT-ST66564
MPN: ST66564
Alfa Tools ST66565 18 X 1.50 MM HSS METRIC SCREW THREAD INSERT TAP
SKU: AT-ST66565
MPN: ST66565
Alfa Tools ST66566 18 X 2.50 MM HSS METRIC SCREW THREAD INSERT TAP
SKU: AT-ST66566
MPN: ST66566
Alfa Tools ST66566A 18 X 2.0 MM HSS METRIC SCREW THREAD INSERT TAP
SKU: AT-ST66566A
MPN: ST66566A
Alfa Tools ST66567 20 X 1.50 MM HSS METRIC SCREW THREAD INSERT TAP
SKU: AT-ST66567
MPN: ST66567
Alfa Tools ST66568 20 X 2.50 MM HSS METRIC SCREW THREAD INSERT TAP
SKU: AT-ST66568
MPN: ST66568
Alfa Tools ST66568A 20 X 2.0 MM HSS METRIC SCREW THREAD INSERT TAP
SKU: AT-ST66568A
MPN: ST66568A
Alfa Tools ST66569 22 X 1.50 MM HSS METRIC SCREW THREAD INSERT TAP
SKU: AT-ST66569
MPN: ST66569
Alfa Tools ST66570 22 X 2.0 MM HSS METRIC SCREW THREAD INSERT TAP
SKU: AT-ST66570
MPN: ST66570
Alfa Tools ST66571 24 X 2.0 MM HSS METRIC SCREW THREAD INSERT TAP
SKU: AT-ST66571
MPN: ST66571
Alfa Tools ST66571A 22 X 2.50 MM HSS METRIC SCREW THREAD INSERT TAP
SKU: AT-ST66571A
MPN: ST66571A
Alfa Tools ST66572 24 X 3.0 MM HSS METRIC SCREW THREAD INSERT TAP
SKU: AT-ST66572
MPN: ST66572
Alfa Tools STNPT66591 1/8-27 HSS NPT SCREW THREAD INSERT TAP
SKU: AT-STNPT66591
MPN: STNPT66591
Alfa Tools STNPT66592 1/4-18 HSS NPT SCREW THREAD INSERT TAP
SKU: AT-STNPT66592
MPN: STNPT66592
Alfa Tools STNPT66593 3/8-18 HSS NPT SCREW THREAD INSERT TAP
SKU: AT-STNPT66593
MPN: STNPT66593
Alfa Tools STNPT66594 1/2-14 HSS NPT SCREW THREAD INSERT TAP
SKU: AT-STNPT66594
MPN: STNPT66594
Alfa Tools STNPT66595 3/4-14 HSS NPT SCREW THREAD INSERT TAP
SKU: AT-STNPT66595
MPN: STNPT66595
Alfa Tools STNPT66596 1-11 1/2 HSS NPT SCREW THREAD INSERT TAP
SKU: AT-STNPT66596
MPN: STNPT66596
Alfa Tools TDS24MC 24PC CARBON STEEL METRIC TAP&ROUND DIE SET
SKU: AT-TDS24MC
MPN: TDS24MC
Alfa Tools TDS24MH 24PC HSS METRIC TAP&ROUND DIE SET
SKU: AT-TDS24MH
MPN: TDS24MH
Alfa Tools TDS40C 40 PC . CARBON STEEL TAP AND DIE SET SAE
SKU: AT-TDS40C
MPN: TDS40C
Alfa Tools TDS40CM 40 PC . TAP AND DIE SET METRIC
SKU: AT-TDS40CM
MPN: TDS40CM
Alfa Tools TDS40H 40 PC . HSS TAP AND DIE SET METRIC
SKU: AT-TDS40H
MPN: TDS40H
Alfa Tools TDS66006NPT 6 PC . CARBON STEEL NPT PIPE TAP SET
SKU: AT-TDS66006NPT
MPN: TDS66006NPT