Excision (C1139) HSSCo8% (M42) 3Flute Countersink 90°
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Care information
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Delivery and Shipping
Delivery and Shipping
Most in-stock orders are dispatched within 1–2 business days. After dispatch, delivery is estimated at 1–7 business days to most Australian metro and regional areas. Remote destinations and custom or special orders may take longer. Delivery timeframes are estimates. See our Shipping Policy for details.
Excision (C1139) HSSCo8% (M42) 3Flute Countersink 90°
Excision (C1139) HSSCo8% (M42) 3Flute Countersink 90°. Countersinks form the recess for a countersunk screw head or prepare the edge of a hole.
Choosing the right specification
Match the included angle and diameter to the fastener head, then choose the cutting form and shank for the setup.
Product details
(C1139) HSSCo8% (M42) 3-flute Countersink 90° is an HSSCo8 (M42), 3-flute geometry countersink for deburring, chamfering and producing countersunk seats to the selected geometry.
Product details
The YG-1 C1139 series 3 flute, uncoated, 90 degree countersink are for general machining of steel, stainless steel, cast iron and non-ferrous materials. These have a self centering geometry for deburring, chamfering and countersinking.
- Specified features include HSSCo8 (M42), 3-flute geometry.
- Angle and diameter data support accurate countersink selection.
Choose by countersink diameter, angle, shank and overall length.
- Model / series reference: C1139
- Flutes: 3
- Stated angle: 90°
Specifications and available options
| Specification | Cutter Diameter (mm): 4.3 Cutter Diameter (mm): 5 Cutter Diameter (mm): 6 Cutter Diameter (mm): 6.3 Cutter Diameter (mm): 7 Cutter Diameter (mm): 8 Cutter Diameter (mm): 8.3 Cutter Diameter (mm): 10 Cutter Diameter (mm): 10.4 Cutter Diameter (mm): 11.5 Cutter Diameter (mm): 12.4 Cutter Diameter (mm): 15 HSSCo8 90? 3FL. COUNTERSINK Ø35xØ16x110-90? HSSCo8 90? 3FL. COUNTERSINK Ø40xØ16x115-90? HSSCo8 90? 3FL. COUNTERSINK Ø45xØ16x120-90? HSSCo8 90? 3FL. COUNTERSINK Ø50xØ16x130-90? Cutter Diameter (mm): 16.5 Cutter Diameter (mm): 19 Cutter Diameter (mm): 20.5 Cutter Diameter (mm): 23 Cutter Diameter (mm): 25 Cutter Diameter (mm): 30 Cutter Diameter (mm): 31 HSSCo8 90? 3FL. COUNTERSINK SET6 6.3,8.3,10.4,12.4,16.5,20.5 |
|---|
Match each specification to its product code
| Specification | Product code (SKU) |
|---|---|
| Cutter Diameter (mm): 4.3 | SEC1139043 |
| Cutter Diameter (mm): 5 | SEC1139050 |
| Cutter Diameter (mm): 6 | SEC1139060 |
| Cutter Diameter (mm): 6.3 | SEC1139063 |
| Cutter Diameter (mm): 7 | SEC1139070 |
| Cutter Diameter (mm): 8 | SEC1139080 |
| Cutter Diameter (mm): 8.3 | SEC1139083 |
| Cutter Diameter (mm): 10 | SEC1139100 |
| Cutter Diameter (mm): 10.4 | SEC1139104 |
| Cutter Diameter (mm): 11.5 | SEC1139115 |
| Cutter Diameter (mm): 12.4 | SEC1139124 |
| Cutter Diameter (mm): 15 | SEC1139150 |
| HSSCo8 90? 3FL. COUNTERSINK Ø35xØ16x110-90? | SEC1139350 |
| HSSCo8 90? 3FL. COUNTERSINK Ø40xØ16x115-90? | SEC1139400 |
| HSSCo8 90? 3FL. COUNTERSINK Ø45xØ16x120-90? | SEC1139450 |
| HSSCo8 90? 3FL. COUNTERSINK Ø50xØ16x130-90? | SEC1139500 |
| Cutter Diameter (mm): 16.5 | SEC1139165 |
| Cutter Diameter (mm): 19 | SEC1139190 |
| Cutter Diameter (mm): 20.5 | SEC1139205 |
| Cutter Diameter (mm): 23 | SEC1139230 |
| Cutter Diameter (mm): 25 | SEC1139250 |
| Cutter Diameter (mm): 30 | SEC1139300 |
| Cutter Diameter (mm): 31 | SEC1139310 |
| HSSCo8 90? 3FL. COUNTERSINK SET6 6.3,8.3,10.4,12.4,16.5,20.5 | SEC1139S60 |
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