DrillBlock - Hand-Held Drill Bit Drilling Guide Measurement System:Metric rolled to form an inverted

rolled to form an inverted "U" shape for strength

In addition to the warranty

Use for pens or pencils

This set is general purpose and contains a nice collection of common bits that every wood shop should have

Also included in this valuable text are gallery photographs featuring many beautiful box designs turned in a variety of woods

DrillBlock - Hand-Held Drill Bit Drilling Guide Measurement System:Metric rolled to form an invertedThis Milescraft DrillBlock is a simple tool that allows you to drill straight holes every time. Inserted metal guides are held at tight tolerances in a resin frame to allow you to drill a hole 90 to any surface, centered on a round item or even directly into the corner of your project. Six common drill diameters: 1 8", 3 16", 1 4", 5 16", 3 8" and 1 2". Features: Use with a hand held drill to create straight holes every time V grooves on bottom align