![[T&C Shark] — TRE 412-1 Step Drill](https://img.prosourcemro.com/2026/05/1277894-1.jpg)
Step Drills
T&C Shark
[T&C Shark] — TRE 412-1 Step Drill
Family ID: 350-4686
T&C Shark TRE 412-1 Step Drill is a multi-diameter step drill designed to create clean, progressively sized holes in a single pass, sourced direct from Korea. Step drills like this are widely used by electricians, sheet metal workers, and fabricators for drilling through thin materials such as steel panels, aluminum, and plastic without the need to swap bits. Request a quote today for export-ready supply, competitive pricing, and reliable fulfillment through a KITA-registered Korean exporter.
5 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| 350-4686 | TRE 412-1 | T&C Shark | TRE-01 (4~12MM) | Range: 4~12 | Shank: 10 | Size Increment: 1 | ||
| 350-4701 | TRE 412-2 | T&C Shark | TRE-02 (4~12MM) | Range: 4~12 | Shank Diameter: 10 | Increment Size: 2 | ||
| 350-4710 | TRE 618-2 | T&C Shark | TRE-03 (6~18MM) | Range: 6~18 | Shank: 10 | Size Increment: 2 | ||
| 350-4729 | TRE 422-2 | T&C Shark | TRE-04 (4~22MM) | Range: 4~22 | Shank: 10 | Size Increment: 2 | ||
| 350-4738 | TRE 535-2 | T&C Shark | TRE-05 (5~35MM) | Range: 5~35 | Shank Diameter: 10 | Increment Size: 2~3 |
