Requires a Stuart Batty Taper-Lock Handle, sold separately.Designed for a technique used since the 1500s for turning ivory and dense exotics, the new family of negative rake scrapers are the first commercial tool produced by Stuart Batty.
This Round Nose Negative Rake Scraper will not only remove material, it is also an excellent finishing scraper. Much more user friendly to use than standard scrapers - hard to get a catch with. What makes the round nose different is that you can use both sides of the tool. The long radius excels at refining an outside curve. Can also be used on inside curves. The bottom edges of the tool are.What makes a 5-star 1” negative rake scraper?: Less time at the grinder, cleaner cuts at the lathe. M42 means superior wear resistance and edge sharpness. Put comfort and control first with aluminum handles. Interchangeability, without compromising strength and tolerances. Hand polished, sharpened and inspected. 10.Simon Hope Negative Rake Scrapers for use with the Simon Hope Deluxe Handles. Blades are approx 45mm wide. These Scrapers work best at speeds of 1500 to 2000 RPM. Keep the blades parallel on the centre line. Ensure the edge of the scraper is kept sharp using a diamond file. The Round cutter comes with a sharpening mandrel. The bar or holder is now dual machined so it will take both cutters.
This Negative Rake Scraper is the secret to straight sided, flat bottomed boxes! The rounded edge guides along the side of the box making a straight side that needs very little sanding, and the square end makes a flat bottom to your box. Can be used to make a square cornered box or to make a redius in the corner. This is a finishing tool, intended to be used after the inside of the box is.
A skew has a cutting edge. You can sorta use it as a negative rake scraper in some situations. A scraper, regardless of rake, doesn't have a double beveled cutting edge,. But a burr that scrapes, and can only be used for scraping.
A negative rake scraper is ground on both sides, similar to the way a skew is ground. I happened to have a heavy duty 1-inch, square nosed tool. I ground away one side of the cutting edge a bit and tried it. I wasn't impressed with the results, so I put it on the tool rack and forgot it.
Negative Rake Scraper. We've changed the name of this tool to suit its wider application. Formerly known as the Hardwood Scraper it was originally designed to tackle hardwoods when producing musical instruments. However, the tool is equally at home on all types of wood and is as effective on spindle work as it is on bowls - the action of the negative rake on the bevel reducing the risk of.
Fine tune the curves with a negative rake scraper. Aggressive scraping, in general, is not a great idea when dealing with grain tear out. However, fine-tuning areas with tool marks or hills and valleys can be accomplished with light focused passes of a sharp negative rack scraper.
Negative Rake Scraper Basics Mike explains what is a negative rake scraper how to sharpen and use one. He explains why it is different than a conventional scraper when your wood turning.
The way that I use a Negative Rake Scraper is to hold it level on the tool rest, or maybe with the end of the handle a bit higher than the cutting edge. Like with any scraper, it is asking for trouble to contact the cutting edge to the wood with the end of the handle lower than the tip of the tool. I use a negative rake on almost all of my scrapers. I still keep a single bevel on my.
I just used a negative rake scraper for the first time. I was cutting the inside of a cherry bowl and hit an area where the wood grain was doing some weird stuff. The negative rake scraper left a very smooth surface where my regular scraper was leaving some tear out. I don’t think the negative rake scraper will replace my regular scrapers, but it will become my finish scraper.
Scrapers, Part 3. Negative Rake Scrapers; A Low-Angle Scraper; Applications. Negative Rake Scrapers. A negative rake scraper is one that has a bevel ground on the top in addition to the normal bevel. Beyond this there is little consensus or standardization relating to the geometry of the tool. The oft-quoted advantage of a negative rake scraper is that it will give a clean cut in wood so.
The Neckative Rake Scraper is different in that it has a negative rake on the bevel. It is designed to reduce or eliminate tear-out of the fibres of wood leaving a highly polished surface on all types of wood. This feature is particularly highly sought.
For those who also turn, I’ve gotten hooked on negative rake scrapers. They are supposed to be good only for fine finishing cuts, but I’ve gotten good results for medium depth cuts as well as for fine cuts. I just ordered my 5th scraper. Each has a different shape. It’s really easy to reestablish the burr with a quick trip to the diamond wheel on the slow speed grinder. I got into D Way.
Thompson calls this a skew, I call it a Negative Rake Scraper. The 10V tool steel holds a burr significantly longer than M2 steel would. It comes with 20 degree angles on both sides, perfect for creating a burr. Negative rake scrapers are an easy way to eliminate tear out and tool marks before sanding your work. Of course, we always prefer cutting over scraping, but we always prefer scraping.
Tip, Scraper, for Negative Rake Scraper Turning-Bowl Shear Scrapers Spare cutter assembly for negative rake scraper.
The Hardwood Scraper is different in that it has a negative rake on the bevel. It is designed to reduce or eliminate tear-out of the fibres of wood leaving a highly polished surface on all types of wood. This feature is particularly highly sought after by those working in the typically hard woods like African Blackwood. Musical instrument makers find the Hardwood Scraper a particularly useful.