How Can One Use the Drill Chart.

Download 178.67 KB #13. and M1.6 through M100 metric fasteners in three classes of clearance using a close-, normal-, and loose-fit category.

Download 122.91 KB #09. The drill size chart: Drill Size Chart. The drill size chart provides a list of standard size drill bits in several measurement systems, including fractional, metric, wire gauge number, and letter. Download 42.92 KB #14. Number Drill Bit Sizes & Letter Drill Bit Sizes. Fractional sizes are measured in inches, while metric sizes are measured in millimeters. It covers both inch and metric size drills.

© Copyrights All Rights Reserved Thor International Pte Ltd, 2019 Below is a comprehensive drill and tap size chart for all drills and taps, imperial and metric, up to 36.5 millimetres (1.44 in) in diameter. Download 39.10 KB #12. In practice, you will seldom see number sizes past #80. Because of differences in numbering systems, some conversions are approximated but are within .0001 inch. thread identification and drill chart diameter thread iso coarse other iso fine ba in size drill size fine drill size diameter drill inches mm pitch inch mm pitch pitch inch mm size inch mm pitch mm.079 m2 .40 2.1 0 0.236 6.0 1 6.2.087 m2.2 .45 no.42 2.3 2 0.185 4.7 0.8 4.9.098 m2.5 .45 no.37 2.6 4 0.142 3.6 0.66 3.8 In manufactured parts, holes with female screw threads are often needed; they accept male screws to facilitate the building and fastening of a finished assembly. The decimal equivalents of the diameters are shown in both English and Metric units. ASME B18.2.8 – Clearance holes for bolts, screws and studs This Standard covers the recommended clearance hole sizes for #0 through 1.5 in. Download 51.88 KB #15. Download 46.14 KB #11.

If all else fails, you may want to use our Tap Drill Size Calculator.

The drill size chart below gives fractional sizes and their metric conversions up to 1 inch. Drill Size Conversion Table This table is the chart for converting and identifying various drill bit sizes. The charts have the dimensions for the drill size chart listed several different ways to help convert to the different units. The drill size chart is listed fractionally, by alphabetically and numberically. Download 61.74 KB #10. The ASME B94.11M twist drill standard establishes number drill bit sizes from size 1 to 97. A good drill size chart can also be used as a handy decimal equivalence chart as well as to convert decimal sizes to metric. The drill size chart can be used for any drill machine and this chart would be used near the drill or milling machine.