Home / Knowledge / Kennametal KSEM vs Seco Tools Perfomax
Kennametal KSEM vs Seco Tools Perfomax
Kennametal KSEM and Seco Tools Perfomax are documented holemaking systems with different product architecture and application priorities. KSEM is Kennametal's modular drilling system built around reusable drill bodies and replaceable carbide center inserts. Seco Perfomax is an indexable-insert drilling family for productive medium- and large-diameter holemaking.
Side-by-side comparison
| Category | Kennametal KSEM | Seco Tools Perfomax |
|---|---|---|
| System architecture | System architecture: machine-side drill body plus workpiece-side KSEM center insert, with compatibility controlled by diameter and insert seat size. | Seco identifies Perfomax as an indexable insert drill family with application-specific bodies and inserts. |
| Documented application focus | Modular production drilling where a reusable body and replaceable carbide cutting point are preferred. | Production drilling where indexable center and peripheral inserts support diameter range, chip control, and cost-per-edge decisions. |
| Technical selection detail | Official records identify bodies by depth ratio and shank style, including WN, WD, SS, SSF, and structural-steel SFP variants across the available range. | Product records distinguish center and peripheral insert roles, geometry, grade, and item identifiers. |
| Primary documented constraint | A body and insert with similar nominal diameters are not necessarily compatible; insert seat size and current compatibility data control the assembly. | Center and peripheral inserts are not interchangeable roles. |
| Manufacturer-guided selection | Capture both Kennametal material numbers and ISO/ANSI catalog IDs for the body and insert, plus depth ratio, shank, seat size, geometry, grade, and diameter. | Build the assembly record with the drill body plus both insert positions, screws, torque, diameter, L/D, work material, coolant, and cutting data. |
Best fit by application
Kennametal KSEM
- Modular production drilling where a reusable body and replaceable carbide cutting point are preferred.
- Capture both Kennametal material numbers and ISO/ANSI catalog IDs for the body and insert, plus depth ratio, shank, seat size, geometry, grade, and diameter.
Seco Tools Perfomax
- Production drilling where indexable center and peripheral inserts support diameter range, chip control, and cost-per-edge decisions.
- Build the assembly record with the drill body plus both insert positions, screws, torque, diameter, L/D, work material, coolant, and cutting data.
Selection notes
Use KSEM when its documented application focus and technical configuration match the operation more closely; use Perfomax when its documented architecture and constraints provide the better fit.
Compare complete configured assemblies and current manufacturer data rather than treating either family name as one universal item.
Variables to validate
- KSEM: A body and insert with similar nominal diameters are not necessarily compatible; insert seat size and current compatibility data control the assembly.
- Perfomax: Center and peripheral inserts are not interchangeable roles.
- Normalize diameter or cutter size, reach, interface, work material, machine conditions, coolant, and acceptance criteria before comparing performance or cost.
Official product references
We work to keep this information reliable, but specifications and availability can change. Verify critical details with the manufacturer through the official resources above.