
Top Cut 4 tool body and accompanying inserts for a stable steel drilling application.
| TCF | 250 | R | 3 | SL | 32 | M | D | ||||||
| Tool Family | Diameter | Right-Hand | Length | Shank Style | Shank Size | Metric | Insert Size | ||||||
| Metric = | Cutting | Diameter | SL = | ||||||||||
| Top Cut 4 | |||||||||||||
| 3 digits | Ratio | Side Lock |
(e.g. 250 = Adaptor L/D = 3 x D 25mm) Inch =
4 digits (e.g. 2500 = 2.5")
| TCF | 08 | 03 | 08 | D | P | V34 | WU25CH | |||
| Tool Family | Size | Insert | Insert | Insert Size | Insert | Insert | Grade | |||
| Thickness | Corner | Positioning | Geometry |
Top Cut 4 In-Circle D1 Radius C = Central
P = Periphery
Insert Geometry – V34 for steel or cast iron or V36 for stainless steel and long chipping steel.
| W | U | 25 | C | H | |
| W | U | 40 | P | H | |
| W | PK | 10 | C | H | |
| WIDIA™ | Material | Toughness | Coating | Application | |
| Range | Range | ||||
| P = PVD | H = | ||||
| Choose high |
U = Universal C = CVD Holemaking
numbers for P = Steel toughness K = Cast Iron in stable conditions,
low numbers for high wear resistance at continuous cuts.