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2102231624 - Δωρεάν μεταφορικά άνω 50€ - Τιμές χωρίς ΦΠΑ
2102231624 - Δωρεάν μεταφορικά άνω 50€ - Τιμές χωρίς ΦΠΑ

HSS-E Cobalt (Co5%) Coated Drill Bits for Stainless Steel - INOX

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Κωδικός Diameter Cutter Total Τιμή Στοκ
D-INOX-1 1 34 12 €4,20 3 διαθέσιμα
D-INOX-1.25 1.25 38 16 €5,00 1 διαθέσιμo
D-INOX-1.5 1.5 40 18 €4,00 5 διαθέσιμα
D-INOX-2 2 49 24 €4,00 4 διαθέσιμα
D-INOX-2.25 2.25 53 27 €4,90 1 διαθέσιμo
D-INOX-2.5 2.5 57 30 €4,00 7 διαθέσιμα
D-INOX-2.75 2.75 61 33 €6,20 1 διαθέσιμo
D-INOX-3 3 61 33 €4,40 8 διαθέσιμα
D-INOX-3.1 3.1 65 36 €4,80 5-8 εργάσιμες
D-INOX-3.2 3.2 65 36 €4,80 9 διαθέσιμα
D-INOX-3.25 3.25 65 36 €4,90 5-8 εργάσιμες
D-INOX-3.3 3.3 65 36 €6,10 1 διαθέσιμo
D-INOX-3.4 3.4 70 39 €6,20 5-8 εργάσιμες
D-INOX-3.5 3.5 70 39 €4,80 2 διαθέσιμα
D-INOX-3.75 3.75 70 39 €5,70 5-8 εργάσιμες
D-INOX-4 4 75 43 €5,50 4 διαθέσιμα
D-INOX-4.1 4.1 75 43 €6,80 5-8 εργάσιμες
D-INOX-4.2 4.2 75 43 €6,80 2 διαθέσιμα
D-INOX-4.25 4.25 75 43 €6,40 5-8 εργάσιμες
D-INOX-4.5 4.5 80 47 €6,40 2 διαθέσιμα
D-INOX-4.75 4.75 80 47 €6,30 5-8 εργάσιμες
D-INOX-5 5 86 52 €6,70 4 διαθέσιμα
D-INOX-5.1 5.1 86 52 €8,50 5-8 εργάσιμες
D-INOX-5.2 5.2 86 52 €7,60 2 διαθέσιμα
D-INOX-5.25 5.25 86 52 €8,30 5-8 εργάσιμες
D-INOX-5.5 5.5 93 57 €8,10 4 διαθέσιμα
D-INOX-5.75 5.75 93 57 €9,20 1 διαθέσιμo
D-INOX-6 6 93 57 €9,00 3 διαθέσιμα
D-INOX-6.25 6.25 101 63 €9,50 1 διαθέσιμo
D-INOX-6.5 6.5 101 63 €10,70 5 διαθέσιμα
D-INOX-6.75 6.75 109 69 €11,30 1 διαθέσιμo
D-INOX-7 7 109 69 €12,50 2 διαθέσιμα
D-INOX-7.25 7.25 109 69 €14,40 5-8 εργάσιμες
D-INOX-7.5 7.5 109 69 €14,20 5 διαθέσιμα
D-INOX-8 8 117 75 €15,40 3 διαθέσιμα
D-INOX-8.25 8.25 117 75 €16,60 5-8 εργάσιμες
D-INOX-8.5 8.5 117 75 €18,60 1 διαθέσιμo
D-INOX-9 9 125 81 €20,10 1 διαθέσιμo
D-INOX-9.5 9.5 125 81 €22,80 1 διαθέσιμo
D-INOX-10 10 133 87 €25,00 5 διαθέσιμα
D-INOX-10.25 10.25 133 87 €34,90 5-8 εργάσιμες
D-INOX-10.5 10.5 133 87 €29,70 1 διαθέσιμo
D-INOX-11 11 142 94 €31,70 2 διαθέσιμα
D-INOX-11.5 11.5 142 94 €37,10 1 διαθέσιμo
D-INOX-12 12 151 101 €37,10 1 διαθέσιμo
D-INOX-12.5 12.5 151 101 €46,50 1 διαθέσιμo
D-INOX-13 13 151 101 €46,50 1 διαθέσιμo
Τιμές χωρίς ΦΠΑ 24%

For drilling in stainless steel, or "inox" as it is sometimes called, a cobalt drill or a carbide drill is recommended. These types of drills are made of high-speed steel coated with cobalt or tungsten carbide, which are more durable and suitable for drilling harder materials. Cobalt drills have higher heat resistance, making them ideal for drilling stainless steel, and carbide drills have a harder and more abrasion-resistant material, making them ideal for drilling abrasive materials such as stainless steel.

It is also important to use cutting fluid or lubricant when drilling stainless steel to prevent excessive heat build-up and reduce the risk of the drill breaking or damaging the material. Additionally, slow speeds and high pressure cutting are recommended to prevent material hardening and ensure a clean, accurate hole.

What features should a drill have to cut stainless steel? The following criteria must be met to get a good drilling result.

stainless steel drills

Stainless steel is a very hard material and therefore difficult to cut. Therefore, the drill should be made of HSSE-Co 5 (5% cobalt content), HSSE-Co 8 (8% cobalt content) or even better solid carbide. Conversely an HSS drill that is too soft will overheat immediately.

Corner of the Nose
The corner of the nose is on the head of the drill. For hard materials such as stainless steel, the angle of the nose must be large and e.g. 130° or 135°. For soft materials, the usual angle is 118°. With a large angle, more of the cutting edge engages the workpiece when drilling. This also means that more force is applied to the workpiece and a higher contact pressure (high feed) is required.

Angle of Helix
The helix angle determines the burr formation process. Small spiral corners are used for hard materials. The helix angle should therefore be small, between 20-40°. Helix angle and nose angle are the determining factors for application in hard or soft materials.

Topping

The TiAlN coating, because it has high heat resistance, is recommended for cutting stainless steel.

Technical specifications:

  • Cobaltio HSSCo - High Speed ​​Steel Cobalt
  • Close
  • Nose 135º
  • Helix 40º
  • Cylindrical Stem
  • TIALN Overlay

Applications:

TiALN coated cobalt drill special for INOX stainless steels.

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