metric drill bit size chart pdf

Introduction In CNC machining manufacturing we need to use both standard drill bits and custom drill bits. In general there are 3 categories of common imperial drill sizes.

Conversion Chart Fractions To Decimals Decimal To Fraction Drill Chart Decimal Drill Chart 73 Decimal Chart Reference Chart Decimals

There are a variety of standards used to define drill sizes the most common one in the UK is the British Standard BS 328 set which includes twist drill bit sizes between 02 mm and 25 mm.

. Tap Metric Drill Bit US Drill M16 x 035 125mm M18 x 035 145mm M2 x 04 160mm M22-045 175mm M25-045 205mm M3 x 05 25mm M35 x 06 290mm M4x 07 34mm. The fractions used are always in their simplest form ie. Fraction of an inch inch mm Fraction of an inch inch mm Fraction of an inch.

Reduced as far as possible so 264 becomes 132 for instance. A tap drill chart is key in matching pairs of female and male thread that tightly secure together. Fractional sizes are measured in inches while metric sizes are measured in millimeters.

Metric Drill Size Conversion Chart Equivalent Drill Size Hole Diameter Equivalent Drill Size Hole Diameter Equivalent Drill Size Hole Diameter Equivalent Drill Size Hole Diameter Equivalent Drill Size Hole Diameter Equivalent 80 0550 54 1285 30 2040 6 3281 2164 6250 79 0595 53 1360 29 2055 5 3320 Q 6406. Often it is the corresponding dies and taps that you see together when buying either ones. The drill size chart below gives fractional sizes and their metric conversions up to 1 inch.

Drill bit size chart inches. Machinist Drill Bit Size Table Drill Bit Size Chart ISO Metric Drill Bit Size Table. Drill Bit Hole Diameters Metric Size Fractional Size Wire Size Letter Size1 mm 0039 164 0156 80 0135 A 2340 2 mm 0079 132 0312 79 0145 B 2380.

Metric tap Drill SizeS metric tap tap Drill mm Decimal inch m16 x 035 125 0492 m18 x 035 145 0571 m2 x 04 160 0630 m22 x 045 175 0689 m25 x 045 205 0807 m3 x 05 250 0984 m35 x 06 290 1142 m4 x 07 330 1299 m45 x 075 370 1457 m5 x 08 420 1654 m6 x 1 500 1968 m7 x 1 600 2362 m8 x 125 670 2638 m8 x 1 700 2756. Metric drill sizes are primarily used in Europe. Standard Metric Drill Bit Sizes.

Filed from the original in 2017-08-04. Decimal Equivalent inches 80 00135 47 00785 21 01590 F 02570 98 mm 03858. BS 328 drill sizes are defined as shown in the drill size chart below.

The tables below summarize the standard drill Practical drill bit sizes table for you. Metric drill bit sizes. All over the world one of the metric or imperial units is used as the general unit.

Measurement drill bits come in 164 inch increments. Metric Tap and Drill Bit Size Table 8531 S. Drill bit diameter is the most important factor in the drilling process and it should know precisely as much as possible to sharpen or tolerate the diameter.

The drill size chart provides a list of standard size drill bits in several measurement systems including fractional metric wire gauge number and letter. See our Drill Bit Size Chart and download the PDF for your needs. These drill sizes are readily available OTS.

ANSI and ISO Twist drill size chart Fractional and Metric Sizes per. Pipe ThreaD SizeS NpSc ThreaD Drill ThreaD Drill 18 27 1132 112 1112 134 14 18 716 2 1112 2732 38 18 3764 212 8 22132 12 14 2332 3 8 314 34 14 5964 312 8 334 1 1112 1532 4 8 414 114 1112 112 meTric Tap Drill SizeS m Tric Tap Tap Drill mm Decimal inch m16 x 035 125 0492 m18 x 035 145 0571. In Wire Letter Metric mm 00098 025 01094 764 03580 T 00118 03 01100 35 03594 2364 00135 80 01102 28 03680 U 00138 035 01110 34 03740 95 00145 79 01130 33 03750 38 00156 164 01142 29 03770 V 00157 04 01160 32.

Chris Wood Created Date. 1 inch is equal to 254 mm. 23 Printable Tap Drill Charts PDF A drill and tap chart is what specifies the right size of drill bit that one can use to create the correct sized opening that would complement tap dimensions.

Drill bit size chart fractions. Drill bit size chart mm. 1192016 21618 PM.

In Wire Letter Metric mm Decimal Fract. The decimal equivalents of the diameters are shown in both English and Metric units. BS 328 drill.

14 proven design tips to reduce the cost of CNC machining. The drill bit diameter is measured in the metric system. Fractional sizes are measured in inches while metric sizes are measured in millimeters.

Decimal Equivalent inches Drill Size. Metric screw size Author. There are many standards used to define the drill dimensions one of the most commonly used drill bit sizes is the British Standard BS 328 set including twist drill sizes between 02 mm and 25mm.

Drill bit size chart pdf. Decimal Equivalent inches Drill Size. Wire Gauge Fractional Letter Metric Drill Size Inches 107 0019 106 0023 105 0027 104 0031 103 0035 102 0039 101 0043 100 0047 99 0051 98 0055 97 0059 96 0063 95 0067 94 0071 93 0075 92 0079 2mm 0079 91 0083 90 0087 22mm 0087 89 0091 88 0095 25mm 0098 87 0100 86 0105 85 0110 28mm 0110 84 0115.

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The drill size chart contains twist drill. Some companies now offer a modernized version that uses patterned bits of 4 -inch 4 -inch 4 -inch power tools. Sizes Tap Drill Clearance Drill 75 Thread for Aluminum Brass Plastics 50 Thread for Steel Stainless Iron Close Fit Standard Fit Screw Size mm Thread Pitch mm Drill Size mm Closest.

Below is a comprehensive drill and tap size chart for all drills and taps imperial and metric up to 365 millimetres 144 in in diameter. Use these tables of standard drill bit sizes metric fractional inch and wire gauge common in CNC machining to reduce manufacturing costs from custom tooling. Drill bit size chart mm to fraction.

Metric drill sizes are used primarily in Europe and use metric units to measure the drill bit diameter. ANSIASME B9411M-1993 below are the standard size drill bits used and readily available in industry. When you use this you have to convert each with different units types.

In Wire Letter Metric mm Decimal Fract. The wire gauge and letter.

Printable Drill Chart Decimal Equivalent Drill Bit Sizes Decimal Chart Decimals