Materials & Applications
Materials & Applications
Recommended use cases for this product across common industrial materials and jobsite applications.
Product details
Technical Description
Essential product information, specifications, and recommended use before ordering.
Champion XSR Step Reamers — Enlarge & Align Holes in Steel, Stainless & Tough Alloys
The Champion XSR Step Reamers are heavy-duty hybrid tools combining step drilling and maintenance reaming. Each reamer features five progressive drill sizes, enabling enlargement and alignment of holes up to ½″ (≈ 12.7 mm) thick in steel, stainless steel and other tough alloys.
Key Advantages
- Five drill sizes per tool — efficient for multiple bolt-hole sizes.
- Heavy-duty hybrid of step drill + reamer for job-site performance.
- 2-flute sharp design delivers fast, smooth, burr-free holes.
- Safety collar stop prevents over-penetration and improves operator control.
- Flatted shank fits portable drills or drill presses for convenience.
Technical Specifications (Individual Tool)
| Series | XSR Step Reamer |
|---|---|
| Tool Type | Step Reamer (5 drill sizes per tool) |
| Max Material Thickness | Up to ½″ (≈12.7 mm) steel/stainless. |
| Shank | ¾″ flatted (varies by size) or ½″ — check SKU |
| Flutes | 2-Flute design |
| Applicable Materials | Steel, Stainless Steel, Tough Alloys, Cast Metals |
Set – XSR-SET (3-Piece, Covers 15 Drill Sizes)
The XSR-SET includes one of each of the following three step-reamers: XSR-5/16×9/16, XSR-9/16×13/16, and XSR-13/16×1-1/16.
| Tool SKU | Drill Sizes Included (per tool) |
|---|---|
| XSR-5/16×9/16 | 5/16″, 3/8″, 7/16″, 1/2″, 9/16″ |
| XSR-9/16×13/16 | 9/16″, 5/8″, 11/16″, 3/4″, 13/16″ |
| XSR-13/16×1-1/16 | 13/16″, 7/8″, 15/16″, 1″, 1-1/16″ |
Always wear appropriate PPE. Use correct RPM and feed for material and size. Do not side-load the tool; designed for axial use only. Use cutting fluid when required for stainless or hard alloys.
Most Interesting Product Feature
Product highlight
Most Interesting Product Feature
- They combine five reamer sizes into one tool, letting you enlarge or align multiple bolt-hole diameters without changing bits.
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