What size is a #20 drill?

Drill Bit Size Chart

Size	Decimal Equivalent	Size
74	0.0225	21
.60 mm	0.0236	20
73	0.024	4.10 mm
72	0.025	4.20 mm

What size is a #12 drill bit?

Drill sizes to 1″ diameter

Drill sizes to 1″ diameter Legend Fractional Inch Letter Drill Millimeters Number Drill
Millimeters	Inches	Designation
4.699mm	.185″	#13
4.7625mm	.1875″	3/16″
4.8006mm	.189″	#12

What size is an S drill bit?

Letter Drill Sizes

Drill	Inch	mm
P	0.323	8.20
Q	0.332	8.43
R	0.339	8.61
S	0.348	8.84

What size is a number 25 drill?

5/32″

To Tap This Size Screw Or Bolt:	Use This Drill Bit:	(Closest Fractional:)
10-24 NC	#25	5/32″
3/16-32 NS	#22	–
10-32 NF	#21	5/32″
5mm-0.90mm	4.2mm	–

What size is a 25 64 drill bit?

x 5-1/8 In. Cobalt Drill Bit.

How many MM is a 5/16 drill bit?

Drill Bit Hole Diameters
Metric Size	Fractional Size
9 mm	.3543	9/32
10 mm	.3937	19/64
11 mm	.4331	5/16

What size is a 15 64 drill bit?

Drill Bit Hole Diameters
Metric Size	Fractional Size
6 mm	.2362	15/64
7 mm	.2756	1/4
8 mm	.3150	17/64

What is the formula for tap drill size?

As a rule of thumb, for Metric threads, the tapping drill can be calculated by subtracting the pitch from the diameter of the thread. eg for an M5x0. 75 thread the tapping drill is 5-0.75mm = 4.25mm. For Imperial (inch) threads the tapping drill size is calculated in the same way, diameter minus pitch.

What size is bigger than 5 16?

3/8
3/8 is larger than 5/16.

What size is a 4.5 mm drill bit?

Standard metric drill bit sizes

Drill size	Diameter (in)
4.5 mm	0.1772
4.6 mm	0.1811
4.7 mm	0.1850
4.8 mm	0.1890