Pipe Thread Plug Tap and 1" Hexagon Dies in sizes: 1/8" - 28 BSP. With that in mind you will not lose quality. ABOUT AMCO AUTO PARTS.
Vintage ACE Henry L. Hanson Tap & Die Set No. 3525 Wood Box USA AS IS Mixed Set
Irwin Hanson 26317 41 Pc. Metric Hex Tap & Die Set (3mm-12mm)
Irwin Hanson 24606 41 Pc. SAE Hex Tap & Die Set (#4-1/2”)
Hanson Ace 606 Tap & Die Super Set 43 pc SAE NF NC - USA
Irwin Hanson 26317 41 Pc. Metric Hex Tap & Die Set.