Spiral Flute Tap; 5/16″ -18 × 3.543″ OAL ; HSSE ; GLT-1 ; UNC ; BT ; Series U51C400
Spiral Flute Tap; 5/16″ - 18 ; 3.543″ OAL ; HSSE ; TiAlN ; BT ; Series BU51C400

| Thread Diameter Size (TDZ) | 5/16″ | Standard | DIN | ANSI |
| Threads per Inch (TPI) | 18 | Tool Type | Enorm Z/E |
| Thread Standard | UNC | Chamfer | 1.5P-2P |
| Overall Length (OAL) | 3.543″ | Coating | TiAlN |
| Usable Length (LU) | 35 mm | 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) | External |
| Applicable Material | | Steel | Stainless Steel | Super-Alloys / Titanium | Aluminum / Non-Ferrous Materials | | Measurement Type | Inch |
| Cutting Edge Material | HSSCo | Series/List # | BU51C400 |
| Thread Tolerance Class (TCTR) | BT | Application | Blind Hole |
Product Features
| Remarks | • The Enorm Z/E design is typically for blind hole threads in long chipping materials.
• Longer tool life and more consistent thread quality. | Country of Origin | Germany |
Shipping Info
Package Length
4.50000
Package Width
.57800
Package Height
.50900
Package Weight
0.072
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