RF Cafe - Metric Tap & Drill Chart

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Metric Tap & Drill Chart

Standard metric tap & drill size chart

Coarse Thread		Fine Thread
Thread Size	Tap Drill Diameter (mm)	Thread Size	Tap Drill Diameter (mm)
M1x0.25	0.75	M4x0.35	3.6
M1.1x0.25	0.85	M4x0.5	3.5
M1.2x0.25	0.95	M5x0.5	4.5
M1.4x0.3	1.1	M6x.5	5.5
M1.6x0.35	1.25	M6x.75	5.25
M1.7x0.35	1.3	M7x.75	6.25
M1.8x0.35	1.45	M8x.5	7
M2x0.4	1.6	M8x.75	7.25
M2.2x0.45	1.75	M8x1	7.5
M2.5x0.45	2.05	M9x1	8
M3x0.5	2.5	M10x0.75	9.25
M3.5x0.6	2.9	M10x1	9
M4x0.7	3.3	M10x1.25	8.8
M4.5x0.75	3.7	M11x1	10
M5x0.8	4.2	M12x.75	11.25
M6x1	5	M12x1	11
M7x1	6	M12x1.5	10.5
M8x1.25	6.8	M14x1	13
M9x1.25	7.8	M14x1.25	12.8
M10x1.5	8.5	M14x1.5	12.5
M11x1.5	9.5	M16x1	15
M12x1.75	10.2	M16x1.5	14.5
M14x2	12	M18x1	17
M16x2	14	M18x2	16
M18x2.5	15.5	M20x1	19
M20x2.5	17.5	M20x1.5	18.5
M22x2.5	19.5	M20x2	18
M24x3	21	M22x1	21
M27x3	24	M22x1.5	20.5
M30x3.5	26.5	M22x2	20
M33x3.5	29.5	M24x1.5	22.5
M36x4	32	M24x2	22
M39x4	35	M26x1.5	24.5
M42x4.5	37.5	M27x1.5	25.5
M45x4.5	40.5	M27x2	25
M48x5	43	M28x1.5	26.5
M52x5	47	M30x1.5	28.5
M56x5.5	50.5	M30x2	28
M60x5.5	54.5	M33x2	31
M64x6	58	M36x3	33
M68x6	60	M39x3	36

Note: Numbers shown are NOT total page views; they are
            unique IP addresses for each 24-hour period (i.e.,
            unique visitors). Typical page view counts are at least
            twice the reported unique visitor number.

RF Cafe
Erie, PA
(814) 833-1967

A Disruptive Web Presence™
GPS Coordinates:
N 42°04.577', W 080°11.757'

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