Holistic Drill Bit Gauge - 3 Drill Bit Gauges in One

Key features

• Covers 92 drill bit sizes from 1/32" thru Letter Size P ( slightly larger than 5/16" & 8mm)
• Drill gauge holes are in absolute size order, making it easy to identify drill bits quickly no matter which family they belong to: Fractional, Number, Letter & Metric.
• Inclusion of metric drill bit sizes allows quick identification of American Number & Letter Size equivalents.
• Easily substitute a drill bit size you have for one you don't have. Helpful dimensional information on both sides of gauge.
• Made of rigid, durable miltiary-grade fiberglass.
• Handy built-in fractional and metric rulers with screw head notch for accurate screw length measurements.
• Fractional sizes from 1/32" thru 5/16" in 1/64" increments.
• All Number sizes from #1 thru #61, All Leter sizes from A thru P.

A single Drill Bit Gauge for all drill bit Families: Fractional, Number,Letter and Metric

Free shipping included. 30-day hassle-free returns.