Is a Starrett combination square worth it?

Is a Starrett combination square worth it?

The important thing to remember is that accuracy is extremely important and the Starrett Combination Square is extremely accurate right out of the box. Yes, the cost may be double what you might pay for one from a big-box store but the improvement to the quality of your work is immeasurable.

How accurate are combination squares?

While the 4R marking system is popular on precision combination tools, many DIY users don’t need the ability to measure and mark to 1/64-inch accuracy. With scales of 1/8 inch and 1/16 inch on one side and 1 millimeter on the other, the easy-to-read TICOFTECH blade is adequate for most home woodworkers or DIYers.

What is 4R graduation?

Most use the 4R graduation, which is 8ths and 16ths on one side, 32nds and 64ths on the other.

What square does Paul Sellers use?

Paul Sellers recommends a 12″ (300mm) combination square as this should be suitable for almost all woodworking projects.

What are the 3 names of the heads on a combination square?


  • 2.1 Standard head.
  • 2.2 Protractor head.
  • 2.3 Centre finder head.

What is the accuracy of protractor head in the combination set?

The protractor head is used for marking and measuring angles within an accuracy of 1°

Are Johnson combination squares good?

Johnson 440 At roughly one-quarter the price of an heirloom-quality combo square, this cast-iron workhorse, with a nonreflective finish, is the very best of the home-center fare. We like the threaded awl and easy-to-read green leveling vial but wish the sides of the head were better machined.

Are there how many graduation in 1 inch?

A 1/64″ graduate scale means that in a 1-inch length, there are 64 lines dividing that inch (Figure 3). These are the smallest graduations on the rule, therefore making the accuracy of a steel rule 1/64″.