Starrett Precision Steel Straightedges - Lee Valley Tools

Starrett Steel Straight Edge with Regular Finish

Busch Precision Parallel Straight Edge BSA-6104 X 3 X 48, 53% OFF

Buying good tools cheap #2 - The combination square - Paul Sellers

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Marking and Measuring - Page 10

New Woodpeckers One Time Tool: Steel Straight Edges

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Starrett 188 English Standard Wire Gage, Hardened, Satin Finish

Starrett Steel Straight Edge with Regular Finish - Quick Reading

Tool question - Straight edge for table saw top alignment

These single flute countersinks produce ultra smooth, round countersunk holes in a wide variety of materials. The single cutting edge will cut faster than standard multi-flute countersinks and leave a finished hole every time. They can be used in hand drill and drill presses. They can be resharpened. Single cutting edge prevents chatter and produces smooth drilling action. This set includes four of the most popular sizes: .267, .298,.343 and .391.

Taytools 467252 4 Piece Set 82 Degree Single Zero Flute Countersink Chamfering Tools in Wooden Box