1 x 3.3mm HSS Cobalt JOBBER Drill BIT - for Drilling Stainless Steel, CR-NI & Hard Steel- Choice of 30 DIAMETERS - 1mm to 13.0mm

Product Information

I blunted it yesterday after my 16th hole in mild steel sheet (re-drilled 6mm holes to hold casters). They mention that it serves them well for quite a while, is durable, and has long-lasting performance, even on hard steel. Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. RS PRO is our own brand range and brings you a wide range of high-quality, great value products offering you more choice.

Drill bit colour : polished Suitable for drilling in alloyed and unalloyed steel up to a tensile strength of 900 N/mm2, cast steel, cast iron, sintered iron, temperate iron, non-ferrous metals and hard plastics.As an example, a mechanic drill bit will have a much shorter flute and therefore have a much smaller overall length. stainless steel, for extremely high-risk and corrosive environments such as swimming pools – designed to fix sheeting and cladding to timber, light and heavy steel.

I used the drill on a very low speed, and whilst it was effective to begin with, the bit became blunt before I could drill through the bolt. Flatter twist angle creates smaller chippings, ideal for drilling harder steels ie: stainless steel. Strong central core with tapered web that greatly reduces breakage and no walk tip for easy positioning on curved surfaces. This generally means the length of the entire drill bit itself is significantly longer for diameter it has. When I get my bench and bench grinder out of my hall cupboard later this year, I shall attempt to sharpen.Manufactured to DIN338 standards, with a 135 degree split point tip for drilling without pre-centring. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. Designed as a twisted drill bit, these attachments guarantee excellent performance and will be an asset to your application.

I suspect the bolt concerned was unusually tough and the drill bit appears to be high quality - hence giving 4 stars - but I was a bit disappointed the cobalt drill bit didn't complete the job this time. Aluminium peel rivets for fastening flat roofing insulation and membrane to fragile substrates, and drive rivets for fixing flashings and termination bars around the edge of a flat roof. Stainless steel self-drilling screws for fixing sheeting and cladding - both cold and hot rolled steel up to 25mm thick, in a range of colours and head styles, including hex, low profile, and lacquered. You can change your choices at any time by visiting Cookie preferences, as described in the Cookie notice.For the best outcome, please provide detailed courier instructions and a contact number that we can pass on to the courier. Precision engineered steel drill bits, with 5% cobalt shaft, for use on tough materials and hard steel, including stainless steel. Precise response when positioning the bit due to its split point and 135° point angle as well as excellent dimensional accuracy also characterize this drill bit. Brought to you by RS PRO, a range of jobber drill bits suitable for high-speed metal, wood and plastic drilling. These precision-ground drill bits enable up to 40% faster drilling and up to 50% lower feed pressure than standard-ground HSS drill bits with a chisel edge.

Note: Due to the nature of their application, accessories and consumables don't have a wear and tear guarantee or warranty. Metal drill bits ground from solid extremely heat resistant cobalt-alloyed high speed steel produced according to DIN 338.

To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. The 103 third parties who use cookies on this service do so for their purposes of displaying and measuring personalized ads, generating audience insights, and developing and improving products. Plumbhub aim to offer expert advice on kitchen design, bathroom ideas and central heating - without the jargon. As major international supplier, Dormer insist on its products surpassing all relevant independant performance standards. Rennie Tool Company Rennie Tools - Box of 10 x 3mm HSS Gold Cobalt Jobber Drill Bit Set For Stainless Steel, Hard Metals, Aluminium, Cast Iron, Copper.