Spiral Pointed Tap Series Cemented Carbide Tap Series DIN LINE-UP INDEX DIN DIN PO PO-1 CT-FC CT-1 Spiral Pointed Taps Carbide Taps for Cast Irons DIN DIN PO (Coating) PO-6 EH-CT CT-3 Spiral Pointed Taps, Coated Carbide Taps for Hard Materials DIN DIN PO OX PO-8 UH-CT CT-5 Spiral Pointed Taps, Oxided Carbide Taps for Ultra Hard Materials DIN EH-PO PO-13 Spiral Pointed Taps for Hard-to-Machine Materials Roll Tap Series DIN PO-VA PO-14 Spiral Pointed Taps for Stainless Steels DIN R-D RO-1 DIN Thread Forming Taps for Soft Structural Steel Sheets PO-VA (Coating) PO-16 Spiral Pointed Taps for Stainless Steels, Coated DIN R-D (Coating) RO-2 DIN Thread Forming Taps for Soft Structural Steel Sheets, Coated ZEN-P PO-17 Spiral Pointed Taps for Nickel Base Alloys DIN R-D (Coating) RO-3 Thread Forming Taps for Soft Structural Steel Sheets, Coated N+RS/ DIN N-RS RO-4 Thread Forming Taps for Non-Ferrous Materials Straight Fluted Tap Series N+RZ/ DIN N-RZ RO-5 DIN Thread Forming Taps for Steels HT HT-1 Straight Fluted and Hand Tap DIN OL+RZ RO-6 DIN Thread Forming Taps for Dry Tapping, Coated EH-HT HT-12 Straight Fluted Taps for Hard-to-Machine Materials HP+RZ/ DIN HP-RZ RO-7 DIN High Performance Thread Forming Taps, Coated GG-HT HT-14 Straight Fluted Taps for Cast Irons DIN MHRZ RO-9 DIN Roll Taps for Carbon Steels of Middle Hardness GG-HT (Coating) HT-16 Straight Fluted Taps for Cast Irons, Coated DIN ANSI JIS TA ST-23 DIN Tap Adapter GG-HT-OH HT-18 Straight Fluted Taps for Cast Irons with Internal Coolant Hole DIN Dies GG-HT-OH (Coating) HT-19 Straight Fluted Taps for Cast Irons with Internal Coolant Hole, Coated DIN DPO DIN LA-HT HT-20 HSS Spiral Pointed Dies Di-1 Straight Fluted Taps for Die Cast Materials DIN AXE-HT HT-21 AXE Straight Fluted Taps Center Drills DIN CD-A CD-1 Low Helix Center Drills-Type A-60° DIN CD-R CD-2 Low Helix Center Drills-Type R Index-2 39