![[Seshin Buffalo] — T5-412 Step Drill 4-Flute Cobalt Step Drill - Twist Type](https://img.prosourcemro.com/2026/05/3440866-1-2.jpg)
Step Drills
Seshin Buffalo
[Seshin Buffalo] — T5-412 Step Drill 4-Flute Cobalt Step Drill - Twist Type
Family ID: 121-4512
Seshin Buffalo T5-412 is a 4-flute cobalt step drill in twist-type configuration, designed for progressive hole enlargement in a single pass, sourced direct from Korea. Step drills of this type are widely used in sheet metal fabrication, electrical enclosure work, and light structural applications where clean, burr-free stepped holes are required without tool changes. Request a quote today for export-ready supply, competitive Korean factory pricing, and reliable fulfillment through a KITA-registered exporter.
5 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| 121-4512 | T5-412(TiAlN,4F) | Seshin Buffalo | T5-412(TiAlN,4F) | Shank Diameter: 10 | Range: 4~12 | Incremental Size: 2 | ||
| 121-4521 | T9-412(TiAlN,4F) | Seshin Buffalo | T9-412(TiAlN,4F) | Shank Diameter: 10 | Range: 4~12 | Increment Size: 1 | ||
| 121-4530 | T7-618(TiAlN,4F) | Seshin Buffalo | T7-618(TiAlN,4F) | Shank Diameter: 10 | Range: 6~18 | Size Increment: 2 | ||
| 121-4549 | T10-422(TiAlN,4F) | Seshin Buffalo | T10-422(TiAlN,4F) | Shank Diameter: 10 | Range: 4~22 | Increment Size: 2 | ||
| 121-4558 | T13-535(TiAlN,4F) | Seshin Buffalo | T13-535(TiAlN,4F) | Shank Diameter: 10 | Range: 5~35 | Size Increment: 2~3 |
