Special TiAlN Coating (+ WC/C)
M Machine Tap Spiral Flute 35°, Green Shark
Material ID: 6554556
Spiral flute tap Green Shark with chamfer form C with a 2-3xP plug lead, for ISO-Metric thread M20 with 2.50 mm pitch and 6H class of fit, dimensions according to DIN 376 standard with 16.0mm shank and 12.0mm square drive, powder metallurgical HSS-E with Super-B coating and 35° helix angle for 2.5xD blind hole threading in cast aluminium
Thread Form, Metric Coarse
DIN 376 – Thread Form Standard
DIN Thread Pitch Diameter Tolerance Zone (high basic pitch diameter)
Blind Hole Application
2.5×D Usable Tool Depth to Diameter Ratio
High Speed Cobalt Powder Metal Tool Material
Semi-Bottoming Tap Chamfer (2 – 3 Pitch Lead)
Spiral Flute Geometry
35° Helix Angle (Flute)
Right Hand Rotation / Cutting
| Product name | E474M20 |
| Product number (SAP) | 86016240 |
| EAN number | 7320760674970 |
| Ordering code ANSI | E474M20 |
| Product Line | SHARK |
| Thread diameter size (TDZ) | 20 |
| Thread pitch - millimeter (TP) | 2.5 mm |
| Overall length - millimeter (OAL) | 140 mm |
| Overall length - inch (OAL) | 5.5118 inch |
| Threading length - millimeter (THL) | 30 mm |
| Threading length - inch (THL) | 1.1811 inch |
| Connection diameter - inch (DCON MS) | 0.6299 inch |
| Connection diameter - millimeter (DCON MS) | 16 mm |
| Flute count (NOF) | 3 |
| Clamping width - inch (WSC) | 0.4724 inch |
| Clamping width - millimeter (WSC) | 12 mm |
| Clamping Length - inch (LCS) | 0.5906 inch |
| Clamping Length - millimeter (LSC) | 15 mm |
| Premachined hole diameter - inch (PHD) | 0.689 inch |
| Premachined hole diameter - millimeter (PHD) | 17.5 mm |
| Gross weight - grams | 191.4 |
| ISO | E474M20 |