Cobalt drills are drills made for special drilling applications consisting of steel with a high cobalt content compared to other steels, usually between 5% and 8%. Although this makes the drills more brittle than traditional steel drills, it also makes them much more durable, as well as having an abrasive quality that helps them repeatedly cut hard materials. The hardness rating of cobalt drills compared to other types of specialized steels places them above that of high-speed steel (HSS), but below that of titanium steel.
Technical specifications:
- Cobalt HSSCo - High Speed Steel Cobalt
- 135º edge
- S-type twist
- Applications: Mild magnetic steels, structural steels, and carbon steels and carbon alloys up to 1100 N / mm2 strength
YG-1 Factory
The YG-1 is one of the leading and fastest-growing global forces in the field of cutting tool manufacturing, with headquarters in Incheon, South Korea. The company was founded in 1981, now counting more than four decades of experience and development, and has established itself as the largest manufacturer in South Korea and one of the top five worldwide in the specialized field of end mills. The company operates 15 production plants and more than 30 subsidiaries worldwide, serving customers in more than 75 countries.
Official Representation
Our company, ΤΡΙΑΝΤΑΦΥΛΛΟΥ Κ ΣΙΑ Ε.Ε. is the official representative of YG-1 in Greece. We have more than 3,000 YG-1 product codes in stock, a number that continues to increase. In addition, we can support the entire range of the YG-1 catalog, which includes more than 50,000 different product codes.
The YG-1 offers one of the most comprehensive ranges of cutting tools worldwide, covering every metal machining requirement. Its production is based on modern technology and advanced materials for maximum performance and service life.



| SKU | D1 (mm) | L1 (mm) | L2 (mm) | Availability |
Price
+VAT
|
Cart
Quote
|
|---|---|---|---|---|---|---|
| D-L-CO-2 | 2 | 56 | 85 | 24 available |
+VAT
€2,80
|
|
| D-L-CO-2.1 | 2.1 | 56 | 85 | 9 available |
+VAT
€2,80
|
|
| D-L-CO-2.2 | 2.2 | 59 | 90 | 1 available |
+VAT
€2,70
|
|
| D-L-CO-2.3 | 2.3 | 59 | 90 | 5-8 business days |
+VAT
€2,70
|
|
| D-L-CO-2.4 | 2.4 | 62 | 95 | 8 available |
+VAT
€2,70
|
|
| D-L-CO-2.5 | 2.5 | 62 | 95 | 6 available |
+VAT
€2,70
|
|
| D-L-CO-2.6 | 2.6 | 62 | 95 | 10 available |
+VAT
€2,90
|
|
| D-L-CO-2.7 | 2.7 | 66 | 100 | 10 available |
+VAT
€2,90
|
|
| D-L-CO-2.8 | 2.8 | 66 | 100 | 9 available |
+VAT
€2,90
|
|
| D-L-CO-2.9 | 2.9 | 66 | 100 | 10 available |
+VAT
€2,90
|
|
| D-L-CO-3 | 3 | 66 | 100 | 11 available |
+VAT
€2,90
|
|
| D-L-CO-3.1 | 3.1 | 69 | 106 | 14 available |
+VAT
€3,10
|
|
| D-L-CO-3.2 | 3.2 | 69 | 106 | 9 available |
+VAT
€3,10
|
|
| D-L-CO-3.3 | 3.3 | 69 | 106 | 8 available |
+VAT
€3,10
|
|
| D-L-CO-3.4 | 3.4 | 73 | 112 | 10 available |
+VAT
€3,10
|
|
| D-L-CO-3.5 | 3.5 | 73 | 112 | 6 available |
+VAT
€3,10
|
|
| D-L-CO-3.6 | 3.6 | 73 | 112 | 10 available |
+VAT
€3,60
|
|
| D-L-CO-3.7 | 3.7 | 73 | 112 | 10 available |
+VAT
€3,60
|
|
| D-L-CO-3.8 | 3.8 | 78 | 119 | 8 available |
+VAT
€3,60
|
|
| D-L-CO-3.9 | 3.9 | 78 | 119 | 9 available |
+VAT
€3,60
|
|
| D-L-CO-4 | 4 | 78 | 119 | 3 available |
+VAT
€3,60
|
|
| D-L-CO-4.1 | 4.1 | 78 | 119 | 10 available |
+VAT
€4,20
|
|
| D-L-CO-4.2 | 4.2 | 78 | 119 | 6 available |
+VAT
€4,20
|
|
| D-L-CO-4.3 | 4.3 | 82 | 126 | 2 available |
+VAT
€4,20
|
|
| D-L-CO-4.4 | 4.4 | 82 | 126 | 10 available |
+VAT
€4,20
|
|
| D-L-CO-4.5 | 4.5 | 82 | 126 | 20 available |
+VAT
€4,20
|
|
| D-L-CO-4.6 | 4.6 | 82 | 126 | 10 available |
+VAT
€4,40
|
|
| D-L-CO-4.7 | 4.7 | 82 | 126 | 9 available |
+VAT
€4,40
|
|
| D-L-CO-4.8 | 4.8 | 87 | 132 | 10 available |
+VAT
€4,40
|
|
| D-L-CO-4.9 | 4.9 | 87 | 132 | 10 available |
+VAT
€4,40
|
|
| D-L-CO-5 | 5 | 87 | 132 | 7 available |
+VAT
€4,40
|
|
| D-L-CO-5.1 | 5.1 | 87 | 132 | 9 available |
+VAT
€5,00
|
|
| D-L-CO-5.2 | 5.2 | 87 | 132 | 9 available |
+VAT
€5,00
|
|
| D-L-CO-5.3 | 5.3 | 87 | 132 | 9 available |
+VAT
€5,00
|
|
| D-L-CO-5.4 | 5.4 | 91 | 139 | 10 available |
+VAT
€5,00
|
|
| D-L-CO-5.5 | 5.5 | 91 | 139 | 20 available |
+VAT
€5,00
|
|
| D-L-CO-5.6 | 5.6 | 91 | 139 | 10 available |
+VAT
€5,60
|
|
| D-L-CO-5.7 | 5.7 | 91 | 139 | 9 available |
+VAT
€5,60
|
|
| D-L-CO-5.8 | 5.8 | 91 | 139 | 9 available |
+VAT
€5,60
|
|
| D-L-CO-5.9 | 5.9 | 91 | 139 | 10 available |
+VAT
€5,60
|
|
| D-L-CO-6 | 6 | 91 | 139 | 10 available |
+VAT
€5,60
|
|
| D-L-CO-6.1 | 6.1 | 97 | 148 | 3 available |
+VAT
€6,20
|
|
| D-L-CO-6.2 | 6.2 | 97 | 148 | 4 available |
+VAT
€6,20
|
|
| D-L-CO-6.3 | 6.3 | 97 | 148 | 5 available |
+VAT
€6,20
|
|
| D-L-CO-6.4 | 6.4 | 97 | 148 | 5 available |
+VAT
€6,20
|
|
| D-L-CO-6.5 | 6.5 | 97 | 148 | 11 available |
+VAT
€6,20
|
|
| D-L-CO-6.6 | 6.6 | 97 | 148 | 5 available |
+VAT
€6,40
|
|
| D-L-CO-6.7 | 6.7 | 97 | 148 | 5 available |
+VAT
€6,40
|
|
| D-L-CO-6.8 | 6.8 | 102 | 156 | 5 available |
+VAT
€6,40
|
|
| D-L-CO-6.9 | 6.9 | 102 | 156 | 5 available |
+VAT
€6,40
|
|
| D-L-CO-7 | 7 | 102 | 156 | 3 available |
+VAT
€6,40
|
|
| D-L-CO-7.1 | 7.1 | 102 | 156 | 5 available |
+VAT
€7,70
|
|
| D-L-CO-7.2 | 7.2 | 102 | 156 | 5 available |
+VAT
€7,70
|
|
| D-L-CO-7.3 | 7.3 | 102 | 156 | 5 available |
+VAT
€7,70
|
|
| D-L-CO-7.4 | 7.4 | 102 | 156 | 5 available |
+VAT
€7,70
|
|
| D-L-CO-7.5 | 7.5 | 102 | 156 | 5 available |
+VAT
€7,70
|
|
| D-L-CO-7.6 | 7.6 | 109 | 165 | 3 available |
+VAT
€8,30
|
|
| D-L-CO-7.7 | 7.7 | 109 | 165 | 4 available |
+VAT
€8,30
|
|
| D-L-CO-7.8 | 7.8 | 109 | 165 | 5 available |
+VAT
€8,30
|
|
| D-L-CO-7.9 | 7.9 | 109 | 165 | 5 available |
+VAT
€8,30
|
|
| D-L-CO-8 | 8 | 109 | 165 | 2 available |
+VAT
€8,30
|
|
| D-L-CO-8.1 | 8.1 | 109 | 165 | 5 available |
+VAT
€9,20
|
|
| D-L-CO-8.2 | 8.2 | 109 | 165 | 5 available |
+VAT
€9,20
|
|
| D-L-CO-8.3 | 8.3 | 109 | 165 | 5 available |
+VAT
€9,20
|
|
| D-L-CO-8.4 | 8.4 | 109 | 165 | 5 available |
+VAT
€9,20
|
|
| D-L-CO-8.5 | 8.5 | 109 | 165 | 2 available |
+VAT
€9,20
|
|
| D-L-CO-8.6 | 8.6 | 115 | 175 | 4 available |
+VAT
€10,60
|
|
| D-L-CO-8.7 | 8.7 | 115 | 175 | 4 available |
+VAT
€10,60
|
|
| D-L-CO-8.8 | 8.8 | 115 | 175 | 4 available |
+VAT
€10,60
|
|
| D-L-CO-8.9 | 8.9 | 115 | 175 | 5 available |
+VAT
€10,60
|
|
| D-L-CO-9 | 9 | 115 | 175 | 3 available |
+VAT
€10,60
|
|
| D-L-CO-9.1 | 9.1 | 115 | 175 | 5 available |
+VAT
€14,40
|
|
| D-L-CO-9.2 | 9.2 | 115 | 175 | 5 available |
+VAT
€14,40
|
|
| D-L-CO-9.3 | 9.3 | 115 | 175 | 5 available |
+VAT
€14,40
|
|
| D-L-CO-9.4 | 9.4 | 115 | 175 | 5 available |
+VAT
€14,40
|
|
| D-L-CO-9.5 | 9.5 | 115 | 175 | 5 available |
+VAT
€14,40
|
|
| D-L-CO-9.6 | 9.6 | 121 | 184 | 5 available |
+VAT
€13,10
|
|
| D-L-CO-9.7 | 9.7 | 121 | 184 | 4 available |
+VAT
€13,10
|
|
| D-L-CO-9.8 | 9.8 | 121 | 184 | 4 available |
+VAT
€13,10
|
|
| D-L-CO-9.9 | 9.9 | 121 | 184 | 4 available |
+VAT
€13,10
|
|
| D-L-CO-10 | 10 | 121 | 184 | 9 available |
+VAT
€13,10
|
|
| D-L-CO-10.2 | 10.2 | 121 | 184 | 5 available |
+VAT
€18,50
|
|
| D-L-CO-10.5 | 10.5 | 121 | 184 | 5 available |
+VAT
€18,50
|
|
| D-L-CO-10.8 | 10.8 | 128 | 195 | 5 available |
+VAT
€18,50
|
|
| D-L-CO-11 | 11 | 128 | 195 | 3 available |
+VAT
€20,60
|
|
| D-L-CO-11.2 | 11.2 | 128 | 195 | 5 available |
+VAT
€20,60
|
|
| D-L-CO-11.5 | 11.5 | 128 | 195 | 5 available |
+VAT
€22,70
|
|
| D-L-CO-11.8 | 11.8 | 128 | 195 | 5 available |
+VAT
€23,60
|
|
| D-L-CO-12 | 12 | 134 | 205 | 4 available |
+VAT
€23,60
|
Added to cart!