Irwin 8mm - 1.00 High Carbon Steel Plug Tap (2P12421 - 8333)
Irwin Hanson 3/4"-10NC High Carbon Steel Plug Tap (8158)
Irwin Hanson 12-24NC High Carbon Steel Plug Tap (8032 - 2028577)
Irwin Hanson 1mm-9 High Carbon Steel Plug Tap (2P12423 - 8336)
Irwin 5/16" - 24NF High Carbon Steel Plug Tap (BM8129 - 8129)