Precision ground bits with single center point and twin outer cutting spurs. Centre point enables the drill bit to be positioned exactly on a pre-marked spot before drilling commences, ensuring there is no walk.
For timbers and man-made woods.
These are straight, sharp and well made. Work fine, stay sharp for a long time (but don’t overheat them). Never had a bad experience with Cablefinder.
Hilka 49904003 Long Wood Boring Lip and Spur Drill Bits Set by Hilka
For the ultimate in durability and selection, look no further than these STEELEX PLUS High Speed Steel (HSS) Brad Point Bits. HSS assures that they will stay sharp far longer than ordinary carbon steel.
Steelex has proved to be a very tough brand as well as “clean cutting action” even in very hard species such as Hickory, Bloodwood, Padauk, Purple Heart and many more.
Silverline 4, 5, 6, 8 & 10mm 5 Piece Lip & Spur Drill Bit Set
Low quality cheap drills. Bits dull quickly, bent, finish on the cutting edge is far from perfect.
For cases, when you more likely to loose them than wear them out.
Cutting length varies by 5mm over the 10 drill bits, diameter – 0.1-0.2mm. These bits are for drilling holes in wood. For the “don’t care about accuracy” cases.