Description
A half-round file is the general-purpose shape at the bench: one flat face for straight surfaces and one radiused face for the inside of a curve, so a single file works both. The Grobet USA Half-Round Precision File delivers that cross section, flat on one side and radiused (not a true half-circle) on the other. Both faces are cut, giving you two working surfaces in a single tool. Width and thickness taper toward the tip for controlled access in tight areas. Sold individually, these files are available in three lengths and up to seven cuts, making them a staple for jewelers, metalsmiths, and tool-room professionals who need reliable, repeatable material removal.
Starting in 2015, Grobet Swiss Pattern Precision Files are manufactured in Italy. Files carrying the Swiss Made marking and the fish logo were made by Glardon-Vallorbe of Switzerland and are a distinct product, sold under the Glardon-Vallorbe line; the label formerly used on them was "Grobet Swiss".
Features
- Half-round cross section: flat on one face, radiused on the other
- Cut on both sides for versatile filing in a single pass
- Width and thickness taper toward the tip for precise access
- Seven cut grades available, from Cut 00 (Extra Coarse) through Cut 6 (Extra Fine)
- Three length options: 4", 6", and 8" (lengths exclude the tang)
- Tang only, no handle included
- Heat-tempered chrome alloy steel, plain (untreated) finish
- Sold individually
- Not all cuts are available in all lengths, see Available Options below
Available Options
| Part # | Length | Cut |
|---|---|---|
| 31.103 | 4" | Cut 0 – Coarse |
| 31.104 | 4" | Cut 2 – Medium |
| 31.107 | 4" | Cut 4 – Fine |
| 31.111 | 6" | Cut 00 – Extra Coarse |
| 31.112 | 6" | Cut 0 – Coarse |
| 31.113 | 6" | Cut 1 – Medium Coarse |
| 31.114 | 6" | Cut 2 – Medium |
| 31.115 | 6" | Cut 3 – Medium Fine |
| 31.116 | 6" | Cut 4 – Fine |
| 31.117 | 6" | Cut 6 – Extra Fine |
| 31.118 | 8" | Cut 00 – Extra Coarse |
| 31.119 | 8" | Cut 0 – Coarse |
| 31.120 | 8" | Cut 1 – Medium Coarse |
| 31.121 | 8" | Cut 2 – Medium |
Notes
Not all cut grades are available in every length. Select the part number combination that matches your required length and cut.
Specifications
- Brand
- Grobet USA
- Part #
- Varies by length & cut
- Type
- Files
- Country of Origin
- United States
- File Type
- Precision File
- Profile
- Half-Round (flat one side, radiused one side)
- Cut Faces
- Both sides
- Safe Edge
- Both faces cut
- Taper
- Width and thickness taper toward the tip
- Available Lengths
- 4" (100mm), 6" (150mm), 8" (200mm), tang not included in measurement
- Available Cuts
- Cut 00 (Extra Coarse), Cut 0 (Coarse), Cut 1 (Medium Coarse), Cut 2 (Medium), Cut 3 (Medium Fine), Cut 4 (Fine), Cut 6 (Extra Fine)
- Cut Grade Scale
- Cut grades 000 (XX-Coarse) to 6 (X-Fine)
- Material
- Heat-tempered chrome alloy steel
- Treatment
- Plain steel
- Handle Type
- Tang only (no handle)
- Sold By
- Each
- Use Case
- Precision work
This product can expose you to chemicals including nickel, which is known to cause cancer. www.P65warnings.ca.gov.
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