| Series | Description | CHART # | Pages |
| STI HeliCoil Branded Taps (All Cutting Taps) Inch | 1 | ||
| STI HeliCoil Branded Taps (All Cutting Taps) Metric | 2 | ||
| STI "Gun" Taps - PM Spiral Pointed (for Tough Metals) | 3 | ||
| STI "Spiral Fluted" Taps PM (for Tough Metals) | 4 | ||
| STI "Forming" Taps PM - Bright or MZ Coated | 5 | ||
| 101 | "Gun" Taps - Spiral Pointed w/MolyGlide - General Purpose (2 Flutes) | 6 | |
| 201 | "Spiral Fluted" Taps - Bright or MZ Coated (FULL BOTTOM - 1.5) | 7 | |
| XHP | "Gun" Taps - Spiral Pointed w/TiN + MolyGlide - 4 STAR TAP | 8 | |
| XHP | "Spiral Fluted" Taps w/ TiN + MolyGlide - 4 STAR TAP | 9 | |
| XEN | "Gun" Taps - Spiral Pointed w/Steam Oxide 4340 ++ | 10 | |
| XEN | "Spiral Fluted" Taps w/Steam Oxide 4340 ++ | 11 | |
| XET | "Gun" Taps - Spiral Pointed PM + Nitride (for Titanium Alloys) | 12 | |
| XET | "Spiral Fluted" Taps PM + Nitride (for Titanium Alloys) | 13 | |
| XTF | "Forming" Taps TiCN Coated - DiN Length (FULL BOTTOM) - 4 STAR TAP | 14 | |
| PMF | "Forming" Taps - PM Bright or TiN or MZ Coated (MOD BOTTOM - 2.5) | 15 |