Meet the SJ-42, a top-tier taper burr that fits perfectly into your professional toolkit. Designed for metal and woodworking pros, this tool brings precision and efficiency together in one neat package.
This J Series Taper with a 60-degree angle is perfect for detailed stock removal and smoothing surfaces on a variety of metals including cast iron and steel. Whether you choose single or double cut, it’s tailored to enhance control and finish quality.
With a sharp 1/8" head diameter and 1-1/2" shank length, the SJ-42 offers both durability and comfort for extended use. Ready to take your project to the next level? This burr’s performance and versatility won’t disappoint.
Key Features
60-degree taper design for precision shaping and finishing.
Available in both Standard (Single) Cut and Double Cut options.
Single Cut offers rapid stock removal and superior surface finish on metals.
Double Cut combines right and left hand flutes for ultra-smooth results.
1/8" head diameter ideal for fine detail work.
Shank diameter of 1/8" ensures secure grip in most rotary tools.
1-1/2" overall length balances maneuverability and reach.
Suitable for use on cast iron, steel, copper, and brass alloys.
Right-hand spiral flute in Single Cut delivers efficient cutting action.
Left-hand slight spiral in Double Cut provides improved burr control.
Specifications
Shape / Type: J Series Taper 60 Deg
Cut Type: Standard Cut (Single Cut) or Double Cut
Head Diameter: 1/8"
Length of Cut: 3/32"
Shank Diameter: 1/8"
Overall Length: 1-1/2"
Material Compatibility: Cast iron, steel, copper, brass alloys
Brand / Manufacturer: Burrs4Less
Made In: USA
SKU / Part Number: 109-08002
Frequently Asked Questions
Q: Which cut type should I choose for cast iron?
For cast iron, the single cut offers fast stock removal, but the double cut will provide smoother finishes.
Q: Can the SJ-42 burr be used on copper and brass?
Yes, it works well on softer metals like copper and brass, especially for finishing and shaping.
Q: What rotary tool collet size fits this burr?
The SJ-42 has a 1/8" shank, fitting standard 1/8" collets.
Q: How does the double cut differ from the single cut?
Double cut has both right and left flutes for smoother finishes and better control, while single cut is geared towards faster material removal.
Q: Is it suitable for use on steel?
Absolutely—both cut types are designed to handle steel efficiently.
Q: What is the length of the cutting area?
The length of cut on the SJ-42 is 3/32", ideal for fine, detailed work.
Q: Can I use this burr in wood?
While it's mainly for metals, it can be used for woodworking but may wear faster.
Q: How should I maintain the burr for long life?
Clean after use, avoid overheating, and store properly to maintain performance.
Q: How do I know when it’s time to Replace or Resharpen the burr?
Replace or Resharpen it when you notice decreased cutting efficiency or visible wear on the cutting edges.
Why Choose Carbide Burrs Direct?
Discover top reasons to pick our carbide burrs for your projects. Factory-direct quality at wholesale prices.
High Heat Resistance
Solid carbide construction maintains hardness even at high operating temperatures.
Maximum Durability
Solid piece construction ensures heat resistance and minimal breakage.
Affordable Pricing
Wholesale rates from USA manufacturer, high performance.
Industrial Heritage
Decades of experience supplying tools to the aerospace and automotive sectors.
