Sutton 5-20mm 90° Three Flute Countersink C105 - HSS - 67mm OAL
Available
The Sutton C105 is a 90° three flute countersink in HSS. It is a countersinking tool for machine use, on most materials including plastics, non-ferrous and ferrous metals. This range has 5 sizes covering 4-10, 4-14, 5-20, 6-28 and 6-37 mm.
The bright finish suits general purpose use. Shank sizes are 6.35 mm (1/4 in) and 12.7 mm (1/2 in).
Where this product is used
- Countersinking and chamfering screw holes in steel, non-ferrous metals and plastics.
- Machine use, in a drilling machine or milling machine.
Sizes and item numbers
Every size in the range, with its Sutton item number.
| Item no. | Range (mm) | Overall length (mm) | Shank d2 (mm) |
|---|---|---|---|
| C105 0901 | 4-10 | 43 | 6.35 |
| C105 0902 | 4-14 | 48 | 6.35 |
| C105 0903 | 5-20 | 67 | 12.7 |
| C105 0904 | 6-28 | 72 | 12.7 |
| C105 0905 | 6-37 | 89 | 12.7 |
Using the tool
- Match the countersink to the screw head so the head sits flush with the surface.
- Use a low to moderate speed, and go lower on harder materials and larger diameters.
- Use cutting fluid when working steel or stainless steel.
- Hold the work firmly and keep the tool steady to reduce chatter.
Key specifications
| Specification | Detail |
|---|---|
| Catalogue code | C105 (90° three flute countersink) |
| Material | HSS |
| Finish | Bright |
| Point angle | 90° |
| Sizes in this range | 5 sizes, 4 to 37 mm |
Related products
Compare other Sutton countersinks: C106 TiN coated, C105STF1 4 piece set, C101 deburring countersink cross hole, C103 single flute countersink and C201 HSS three flute countersinks 8.3 to 25 mm. Browse all countersink bit sets and deburring tools.
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Sutton C105 90° Three Flute Countersink Bit - HSS: 20
SKU: A0002660 | Model: C1050903
D1 (mm) 20. Description
Countersinking tool