Thank you. The metric sizes are dispersed throughout. ANSI/ASME B94.11M-1993. document.write(''); Drill Bit Size Chart. ANSI/ASME B94.11M-1993. Drill Bit Sizes (Metric) The drill size chart contains tools up to 1.5 inches in diameter, but larger tools are also commonly used. 2. The numbers range from 107 (smallest) to 1 (largest). How to Convert and Find Equivalent Bit Sizes. // --> } Excel App. // -->, GD&T Training Geometric Dimensioning Tolerancing. Gyros offer a full line of drill bits and sets. The metric system is used to define metric drill bit sizes as well. ... letter size and metric drill bits up to two inches in diameter. Drill Bit Size Conversion Table. a:link { The UK’s No. When one end of the countersink dulls, turn the tool around for a sharp edge. Engineering Videos We have drill bit sizes in decimals including fraction, number, letter, and millimeter sizes. Drill Bit Conversion Chart Numbers & Letters Wire Gauge Drill Size Comparison Chart gauge inches mm gauge inches mm gauge inches mm gauge inches mm 80 0.0135 0.343 53 0.0595 1.511 26 0.147 3.734 A 0.234 5.944 79 0.0145 0.368 52 0.0635 1.613 25 0.1495 3.797 B 0.238 6.045 78 0.016 0.406 51 0.067 1.702 24 0.152 3.861 C 0.242 6.147 Be sure to consider the characteristics of the product. Double Cut Carbide Burrs . ... A 20mm or 13/16 drill bit will allow the bolt to fit through. 14-Piece Assorted Gold Ferrous Coated HSS Twist Drill Bit Set. The drill size chart provides a list of standard size drill bits in several measurement systems, including fractional, metric, wire gauge number, and letter. | Contact, Home Drill bits can be made in any size, but standards define sets of sizes that are widely produced and stocked. Easy online ordering for the ones who get it done along with 24/7 customer service, free technical support & more. R 35 00 Bosch 5X100X160MM Sds Plus-3 . Do you have a Table for Hole sizes and the Size of Drill Bits to use for Wood, Steel and Concrete? Two-fluted design provides faster, smoother drilling, Provided with small pressure and the sets can cut through wood, plastic and other surfaces thickness under 5mm. In the U.S., fractional inch and gauge drill bit sizes are in common use. R 45 00 Bosch 5X150X210MM Sds Plus-3 . Metric Drill Bit Sizes. To make things just a little more complicated, not all drill bit sizes are in north american fractional measurements.