What size of drill should be used for a 12 x 24 tap?

To Tap This Size Screw Or Bolt:	Use This Drill Bit:	(Closest Fractional:)
10-32 NF	#21	5/32″
5mm-0.90mm	4.2mm	–
5mm-0.80mm	4.3mm	–
12-24 NC	#16	11/64″

What sizes do taps come in?

Downloadable versions:

Tap size	Diameter (in)	Tap drill size
#2-64	0.0860	#50
M2.2×0.25	0.0866	1.95 mm
M2.2×0.45	0.0866	1.75 mm
M2.5×0.35	0.0984	2.1 mm

What is the tap drill size for M12 x 2?

Tap size	Basic major dia (mm)	Drill size (mm)
M10 x 1.25	10mm	8,8mm
M12 x 1.75	12mm	10,2mm
M12 x 1.25	12mm	10,8mm
M14 x 2	14mm	12mm

What size drill bit do I use for a 5/16 tap?

What Size Drill Bit for 5/16″ Tap? The best overall size drill bit for the 5/16″-18 tap is 17/64″ drill bit, which corresponds to an F drill bit.

What size drill bit do I need for a 10 24 tap?

5/32″
US Tap and Drill Bit Size Table

Tap	Fractional Drill Bit	Number Drill Bit
#10-24	5/32″	25
#10-32	5/32″	21
#12-24	11/64″	16
1/4″-20	13/64″	7

What size hole do I need to drill for a M12 tap?

Tap Size

Tap Size	Drill Size
M11 x 1.50	9.7mm
M12 x 1.25	10.9mm
M12 x 1.5	10.7mm
M12 x 1.75	13/32

How do I choose the right size tap?

Correct tap drill sizes can be selected by following charts or by this formula: Tap drill size. Major (outside or O.D.) diameter of the thread minus 6 (. 75 x 1.299) divided by the number of threads per inch.

What is the drill size for M12 tap?

Metric Threads

Thread	Drill size for tapping standard metric threads	Drill size for tapping fine metric threads
M12	10.2	10.8
M14	12	12.5
M16	14	14.5
M18	15.5	16.5

What size is a number 25 drill bit?

Decimal Equivalents from # 80 to 1″, .0135″ to 1.000″

Drill	Decimal	Drill
9/64	.1406″	9
27	.1440″	8
26	.1470″	7
25	.1495″	13/64

What size of drill should be used for a 12 x 24 tap?