Spiral Flute Tap; 5/16″ -18 × 3.543″ OAL ; HSSE ; GLT-1 ; UNC ; 3B
Spiral Flute Tap; 5/16″ - 18 ; 3.543″ OAL ; HSSE ; TiAlN ; 3B ; Series BU99C410

| Thread Diameter Size (TDZ) | 5/16″ | Standard | DIN | ANSI |
| Threads per Inch (TPI) | 18 | Tool Type | Enorm Z |
| Thread Standard | UNC | Chamfer | 1.5P-2P |
| Overall Length (OAL) | 3.543″ | Coating | TiAlN |
| Usable Length (LU) | 1.378″ | Flute Type | Spiral |
| Connection Diameter Machine Side (DCONMS) | 0.318″ | Cutting Direction (HAND) | Right Hand |
| Flute Helix Angle (FHA) | 45 Degrees | Coolant Supply Property (CSP) | Coolant Thru |
| Applicable Material | | Steel | Stainless Steel | Super-Alloys / Titanium | Aluminum / Non-Ferrous Materials | | Series/List # | BU99C410 |
| Cutting Edge Material | HSSCo | Application | Blind Hole |
| Thread Tolerance Class (TCTR) | 3B |
Product Features
| Remarks | • The Enorm Z design is typically for blind hole threads in long chipping materials.
• Longer tool life and more consistent thread quality.
• The fast spiral flute (45°) provides good chip removal from blind holes. | Country of Origin | Germany |
Shipping Info
Package Weight
0.063
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