They have better heat resistance, are harder, allow higher cutting speeds. Widely used grades alloyed with cobalt M42 is 8% and M35 is 5% cobalt. ‘Cobalt’ bits are HSS bits with cobalt in alloy. “Titanium” bits are made of carbon steel, SS (Speed Steel) or HSS (High Speed Steel) with TiN (Titanium Nitride, gold color), TiCN (titanium carbo-Nitride, TiALN (titanium aluminum nitride, violet color), AlTiN (titanium aluminum nitride)īest titanium drill bits set – DeWALT DW1361 Titanium vs Cobalt Drill Bits – General Information Cobalt vs Titanium Drill Bits Comparison (Cobalt vs HSS Comparison) Using cutting fluid keeps the bit cool and prolongs a lot the life of the bit. Used in a hand drill, it is easy to break through the coating (or definitely when sharpening) and then you have an HSS bit (not so bad too).Ī high-quality HSS bit is fine, as long as you keep them sharp it’s a reasonable investment. Learn how to sharpen them with a bench grinder, or better a drill doctor (but get one of the higher end ones that will do split points). Heat kills bits. Especially in automated systems, which drill lots of closely controlled holes. The titanium bits work great for metal cutting machines. Read our short cobalt vs titanium drill bits comparison to choose the right bits for your project. For example, sharpening titanium bits will grind off their coating, cobalt bits are great for tough steel but are brittle, etc. But each type has its own peculiar properties. The number provided will be validated against VIES, if the number is invalid VAT will still be collected.Both cobalt and titanium drill bits are able to work fine for a long time. If your country is within the EU and you are VAT registered, please enter your VAT number to get VAT removed. If the weight/volume of your order exceeds this, we will contact you before shipping to confirm costs. The price quoted will be for a single carton of up to 30Kg. To calculate the cost of shipping an order to you, please put your items in the shopping basket, and then request a shipping quote. Requesting delivery to an address different to the billling address may delay your order from being despatched the same day. In stock orders that are placed before 3:00pm Monday to Friday are despatched that day for the following working day. Some heavier, bulkier, or hazardous items may also incur a shipping surcharge, we will inform you of the surcharge before we take payment for your order. Any damage or missing items must be reported within 24 hours of receipt to the returns department, including photos of the damaged goods where appropriate. If any damage is evident, please either sign for the delivery as 'damaged', marking the Carrier's receipt accordingly, or do not accept the delivery. If you need to make any special arrangements with us for your delivery please contact us with your order number immediately after placing your order. Deliveries must be checked immediately upon receipt. Deliveries are usually made during normal working hours. General InformationĪll deliveries must be signed for, and will therefore not be left unattended. If "with Free Shipping" products are in the same basket as products without Free Shipping, then the additional products do not receive Free Shipping, and the order is treated as above. VAT have free shipping, the same exclusions on destinations apply as above. Some products which cost less than £100 Inc. When you place an order with our website the cost of delivery will be automatically calculated in your shopping basket. VATĪll orders over £100 Including VAT are delivered free within the UK, excluding Highlands & Islands and Northern Ireland. Free UK Shipping on all Orders over £100 Inc.
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