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

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They also feature a self-centering split point tip, which means that you do not need to pre-punch or pilot drill up to 10mm in diameter.

Brought to you by RS PRO, a range of jobber drill bits suitable for high-speed metal, wood and plastic drilling. As major international supplier, Dormer insist on its products surpassing all relevant independant performance standards. Stainless steel vertical outlets for flat roofing – available with PVC or SBS factory bonded flanges to suit the membrane being used on the roof - for bonding to different flat roof systems. You can extend this to a 3 year warranty for power tools or a 2 year warranty for batteries and chargers by registering your product here within 4 weeks of purchase.

When I get my bench and bench grinder out of my hall cupboard later this year, I shall attempt to sharpen. The Irwin Metric HSS Cobalt Drill Bits are perfect for drilling stainless steel and other high alloys. Trusted by engineers all over the world, every part of every RS PRO product has been rigorously tested against demanding industry standards; they’re only given the RS PRO seal of approval if we’re confident of their exceptional quality, which means you can be confident too.

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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. Precision engineered steel drill bits, with 5% cobalt shaft, for use on tough materials and hard steel, including stainless steel. To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. The following are trademarks for one or more DEWALT power tools, accessories, anchors and concrete adhesives: The yellow and black color scheme; the “D”-shaped air intake grill; the array of pyramids on the handgrip; the kit box configuration; and the array of lozenge-shaped humps on the surface of the tool. 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.I blunted it yesterday after my 16th hole in mild steel sheet (re-drilled 6mm holes to hold casters). There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. For the best outcome, please provide detailed courier instructions and a contact number that we can pass on to the courier. 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.

Make the most of your storage with BUNKER - choose from modular options, 4 clever ready-made combinations or stylish roller cabinets.An acronym for High-speed steel, HSS is generally the go-to type of steel needed for drill bits due to their excellent heat resistance at high speeds. right-hand cutting twist drill bit, type N, drill bit tip 136 degrees, split point manufactured to DIN 1412 C, diameter tolerance h 8.