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

Made from cobalt alloy, these drill bit are highly durable and heat resistant providing extended the life of the drill bit. RS PRO is our own brand range and brings you a wide range of high-quality, great value products offering you more choice.

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. 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. We started exhibiting at model engineering exhibitions in 1994 and realised from the shows that people wanted quite specialised tooling for their machines and also a wide range of tooling which they could adapt to suit their needs. 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.As major international supplier, Dormer insist on its products surpassing all relevant independant performance standards. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data.

This durable engineering quality drill will give a consistent rapid performance into all non-alloy materials. diameter EXTREME 2„¢ Metal Drill Bits are suitable for portable drilling of steel, alloyed and non-alloyed up to 900 N/mm2. Strong central core with tapered web that greatly reduces breakage and no walk tip for easy positioning on curved surfaces. Manufactured to DIN338 standards, with a 135 degree split point tip for drilling without pre-centring.Designed as a twisted drill bit, these attachments guarantee excellent performance and will be an asset to your application. Suitable for drilling high alloy content steels and metals with tensile strengths over 1000 N/mm² like heat and acid proof steels and stainless steel. 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. 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.

The Irwin Metric HSS Cobalt Drill Bits are perfect for drilling stainless steel and other high alloys. 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.

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. They mention that it serves them well for quite a while, is durable, and has long-lasting performance, even on hard steel.