UNC Taps

Type of Thread
Unified coarse thread
Tap Tolerance

Class 2 for 2B fit
Flute Type
Straight flutes 

Surface Treatment
Bright
Application

For hand tapping of through or blind holes in steel, some stainless steels, cast irons and non-ferrous materials such as Aluminium & Brass.
Manufactured To
ISO 529
Material
HSS
Set Consists of
Taper, second, bottom

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Code Description Diameter Type TPI Overall Length (mm) Thread Length (mm) Square Section (mm) Pack Qty Packaged In/On Price
5541-0004 HSS UNC SET No.4 ISO529 TAPSET Brooke No.4 Set(3) 40 48 11 2.5 1 Box
5541-00041 HSS UNC TPR No.4 Brooke No.4 Taper 40 48 11 2.5 1 Box
5541-00042 HSS UNC SEC No.4 ISO529 TAP Brooke No.4 Second 40 48 11 2.5 1 Box
5541-00043 HSS UNC BOT No.4 ISO529 TAP Brooke No.4 Bottom 40 48 11 2.5 1 Box
5541-0005 HSS UNC SET No.5 Brooke No.5 Set(3) 40 48 11 2.5 1 Box
5541-00051 HSS UNC TPR No.5 Brooke No.5 Taper 40 48 11 2.5 1 Box
5541-00052 HSS UNC SEC No.5 Brooke No.5 Second 40 48 11 2.5 1 Box
5541-00053 HSS UNC BOT No.5 ISO529 TAP Brooke No.5 Bottom 40 48 11 2.5 1 Box
5541-0006 HSS UNC SET No.6 ISO529 TAPSET Brooke No.6 Set(3) 32 50 13 2.8 1 Box
5541-00061 HSS UNC TPR No.6 Brooke No.6 Taper 32 50 13 2.8 1 Box
5541-00062 HSS UNC SEC No.6 ISO529 TAP Brooke No.6 Second 32 50 13 2.8 1 Box
5541-00063 HSS UNC BOT No.6 ISO529 TAP Brooke No.6 Bottom 32 50 13 2.8 1 Box
5541-0008 HSS UNC SET No.8 ISO529 TAPSET Brooke No.8 Set(3) 32 53 13 3.55 1 Box
5541-00081 HSS UNC TPR No.8 ISO529 TAP Brooke No.8 Taper 32 53 13 3.55 1 Box
5541-00082 HSS UNC SEC No.8 ISO529 TAP Brooke No.8 Second 32 53 13 3.55 1 Box
5541-00083 HSS UNC BOT No.8 ISO529 TAP Brooke No.8 Bottom 32 53 13 3.55 1 Box
5541-0010 HSS UNC SET No.10 x 24 (3/16) ISO529 TAPSET Brooke No.10 Set(3) 24 58 16 4 1 Box
5541-00101 HSS UNC TPR No.10 x 24 (3/16) ISO529 TAP Brooke No.10 Taper 24 58 16 4 1 Box
5541-00102 HSS UNC SEC No.10 x 24 (3/16) ISO529 TAP Brooke No.10 Second 24 58 16 4 1 Box
5541-00103 HSS UNC BOT No.10 x 24 (3/16) ISO529 TAP Brooke No.10 Bottom 24 58 16 4 1 Box
5541-0012 HSS UNC SET No.12 ISO529 TAPSET Brooke No.12 Set(3) 24 62 17 4.5 1 Box
5541-00121 HSS UNC TPR No.12 ISO529 TAP Brooke No.12 Taper 24 62 17 4.5 1 Box
5541-00122 HSS UNC SEC No.12 ISO529 TAP Brooke No.12 Second 24 62 17 4.5 1 Box
5541-00123 HSS UNC BOT No.12 Brooke No.12 Bottom 24 62 17 4.5 1 Box
5541-0016 HSS UNC SET 1/4 ISO529 TAPSET Brooke 1/4" Set(3) 20 66 19 5 1 Box
5541-00161 HSS UNC TPR 1/4 ISO529 TAP Brooke 1/4" Taper 20 66 19 5 1 Box
5541-00162 HSS UNC SEC 1/4 ISO529 TAP Brooke 1/4" Second 20 66 19 5 1 Box
5541-00163 HSS UNC BOT 1/4 ISO529 TAP Brooke 1/4" Bottom 20 66 19 5 1 Box
5541-0020 HSS UNC SET 5/16 ISO529 TAPSET Brooke 5/16" Set(3) 18 72 22 6.3 1 Box
5541-00201 HSS UNC TPR 5/16 ISO529 TAP Brooke 5/16" Taper 18 72 22 6.3 1 Box
5541-00202 HSS UNC SEC 5/16 ISO529 TAP Brooke 5/16" Second 18 72 22 6.3 1 Box
5541-00203 HSS UNC BOT 5/16 ISO529 TAP Brooke 5/16" Bottom 18 72 22 6.3 1 Box
5541-0024 HSS UNC SET 3/8 ISO529 TAPSET Brooke 3/8" Set(3) 16 80 24 8 1 Box
5541-00241 HSS UNC TPR 3/8 ISO529 TAP Brooke 3/8" Taper 16 80 24 8 1 Box
5541-00242 HSS UNC SEC 3/8 ISO529 TAP Brooke 3/8" Second 16 80 24 8 1 Box
5541-00243 HSS UNC BOT 3/8 ISO529 TAP Brooke 3/8" Bottom 16 80 24 8 1 Box
5541-0028 HSS UNC SET 7/16 ISO529 TAPSET Brooke 7/16" Set(3) 14 85 25 6.3 1 Box
5541-00281 HSS UNC TPR 7/16 ISO529 TAP Brooke 7/16" Taper 14 85 25 6.3 1 Box
5541-00282 HSS UNC SEC 7/16 ISO529 TAP Brooke 7/16" Second 14 85 25 6.3 1 Box
5541-00283 HSS UNC BOT 7/16 ISO529 TAP Brooke 7/16" Bottom 14 85 25 6.3 1 Box
5541-0032 HSS UNC SET 1/2 ISO529 TAPSET Brooke 1/2" Set(3) 13 89 29 7.1 1 Box
5541-00321 HSS UNC TPR 1/2 ISO529 TAP Brooke 1/2" Taper 13 89 29 7.1 1 Box
5541-00322 HSS UNC SEC 1/2 ISO529 TAP Brooke 1/2" Second 13 89 29 7.1 1 Box
5541-00323 HSS UNC BOT 1/2 ISO529 TAP Brooke 1/2" Bottom 13 89 29 7.1 1 Box
5541-0036 HSS UNC SET 9/16 ISO529 TAPSET Brooke 9/16" Set(3) 12 95 30 9 1 Box
5541-00361 HSS UNC TPR 9/16 ISO529 TAP Brooke 9/16" Taper 12 95 30 9 1 Box
5541-00362 HSS UNC SEC 9/16 ISO529 TAP Brooke 9/16" Second 12 95 30 9 1 Box
5541-00363 HSS UNC BOT 9/16 ISO529 TAP Brooke 9/16" Bottom 12 95 30 9 1 Box
5541-0040 HSS UNC SET 5/8 ISO529 TAPSET Brooke 5/8" Set(3) 11 102 32 10 1 Box
5541-00401 HSS UNC TPR 5/8 ISO529 TAP Brooke 5/8" Taper 11 102 32 10 1 Box
5541-00402 HSS UNC SEC 5/8 ISO529 TAP Brooke 5/8" Second 11 102 32 10 1 Box
5541-00403 HSS UNC BOT 5/8 ISO529 TAP Brooke 5/8" Bottom 11 102 32 10 1 Box
5541-0048 HSS UNC SET 3/4 ISO529 TAPSET Brooke 3/4" Set(3) 10 112 37 11.2 1 Box
5541-00481 HSS UNC TPR 3/4 ISO529 TAP Brooke 3/4" Taper 10 112 37 11.2 1 Box
5541-00482 HSS UNC SEC 3/4 ISO529 TAP Brooke 3/4" Second 10 112 37 11.2 1 Box
5541-00483 HSS UNC BOT 3/4 ISO529 TAP Brooke 3/4" Bottom 10 112 37 11.2 1 Box
5541-0056 HSS UNC SET 7/8 ISO529 TAPSET Brooke 7/8" Set(3) 9 118 38 12.5 1 Box
5541-00561 HSS UNC TPR 7/8 ISO529 TAP Brooke 7/8" Taper 9 118 38 12.5 1 Box
5541-00562 HSS UNC SEC 7/8 ISO529 TAP Brooke 7/8" Second 9 118 38 12.5 1 Box
5541-00563 HSS UNC BOT 7/8 ISO529 TAP Brooke 7/8" Bottom 9 118 38 12.5 1 Box
5541-0100 HSS UNC SET 1 inch ISO529 TAPSET Brooke 1" Set(3) 8 130 45 14 1 Box
5541-01001 HSS UNC TPR 1 inch ISO529 TAP Brooke 1" Taper 8 130 45 14 1 Box
5541-01002 HSS UNC SEC 1 inch ISO529 TAP Brooke 1" Second 8 130 45 14 1 Box
5541-01003 HSS UNC BOT 1 inch ISO529 TAP Brooke 1" Bottom 8 130 45 14 1 Box
5541-0108 HSS UNC SET 1.1/8 ISO529 TAPSET Brooke 1.1/8" Set(3) 7 138 48 16 1 Box
5541-01081 HSS UNC TPR 1.1/8 Brooke 1.1/8" Taper 7 138 48 16 1 Box
5541-01082 HSS UNC SEC 1.1/8 Brooke 1.1/8" Second 7 138 48 16 1 Box
5541-01083 HSS UNC BOT 1.1/8 ISO529 TAP Brooke 1.1/8" Bottom 7 138 48 16 1 Box
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