Airtek Ltd. - Yankee Precision Ground Reamers

Cutting Tools

Yankee Precision Ground Reamers

	Stub Length Reamers
	Taper Pipe Reamers
	Expansion Chucking Reamers
	Jobber Reamer
	Back to the Yankee Reamers Main Page

Stub Length Reamers

		Straight Flute - Stub Length Reamer List # 634 High Speed Steel
		Right Hand Flute - Stub Length Reamer List # 534 High Speed Steel
		Left Hand Flute - Stub Length Reamer List # 434 High Speed Steel
Part number = Series and Size example Series 434 Spiral Flute 000" Part Number = 434-000

Size	Range Diameter	Flute Length	# Flutes	OAL	Shank Diameter	Pin Hole Diameter
000	.0300 - .0599	1/2	4	2	1/8	1/16
00	.0600 - .0660	1/2	4	2	1/8	1/16
0	.0661 - .0740	1/2	4	2	1/8	1/16
1	.0741 - .0840	1/2	4	2	1/8	1/16
2	.0841 - .0960	1/2	4	2	1/8	1/16
3	.0961 - .1260	3/4	4	2	1/8	1/16
4	.1261 - .1580	1	4	2-1/4	1/4	3/32
5	.1581 - .1880	1	6	2-1/4	1/4	3/32
6	.1881 - .2190	1	6	2-1/4	1/4	3/32
7	.2191 - .2510	1	6	2-1/4	1/4	3/32
8	.2511 - .2820	1	6	2-1/4	3/8	1/8
9	.2821 - .3130	1	6	2-1/4	3/8	1/8
10	.3131 - .3440	1-1/4	6	2-1/2	3/8	1/8
11	.3441 - .3760	1-1/4	6	2-1/2	3/8	1/8
12	.3761 - .4070	1-1/4	6	2-1/2	1/2	3/16
13	.4071 - .4390	1-1/4	6	2-1/2	1/2	3/16
14	.4391 -.4700	1-1/4	6	2-1/2	1/2	3/16
15	.4701 - .5050	1-1/4	6	2-1/2	1/2	3/16
16	.5051 - .5670	1-1/2	8	3	5/8	1/4
17	.5671 - .6300	1-1/2	8	3	5/8	1/4
18	.6301 - .6920	1-1/2	8	3	5/8	1/4
19	.6921 -.7550	1-1/2	8	3	3/4	5/16
20	.7551 - .8170	1-1/2	8	3	3/4	5/16
21	.8171 - .8800	1-1/2	8	3	3/4	5/16
22	.8801 - .9420	1-1/2	8	3	3/4	5/16
23	.9421 - 1.0010	1-1/2	8	3	3/4	5/16

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Taper Pipe Reamers

List 600

taper pipe reamer

Part number = Series and Nominal Size
example Series 600 Taper Pipe reamer 3/8"
Part Number = 600-.3750

Nominal Size		Small End Diameter	Large End Diameter	# Flutes	Flute Length	OAL	Shank Diameter	Size of Square
1/16	.0625	.2320	.2750	6	3/4	2-1/8	.3125	.2350
1/8	.1250	.3160	.3620	6	3/4	2-1/8	.4375	.3280
1/4	.2500	.4060	.4720	6	1-1/16	2-7/16	.5625	.4210
3/8	.3750	.5400	.6060	6	1-1/16	2-9/16	.7000	.5310
1/2	.5000	.6650	.7510	6	1-3/8	3-1/8	.6875	.5150
3/4	.7500	.8760	.9620	6	1-3/8	3-1/4	.9063	.6790
1	1.0000	1.1030	1.2120	8	1-3/4	3-3/4	1.1250	.8430
1-1/4	1.2500	1.4440	1.5530	10	1-3/4	4	1.3125	.9840
1-1/2	1.5000	1.6840	1.7930	12	1-3/4	4-1/4	1.5000	1.1250
2	2.0000	2.1590	2.2680	12	1-3/4	4-1/2	1.8750	1.4060

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Expansion Chucking Reamers

		Straight Shank Expansion Reamer List # 431 High Speed Steel
		Morse Taper Expansion Reamer List # 432 High Speed Steel
Expansion Chucking Reamers are Size renewable. After reamers are worn undersize the end screw can be tightened to enlarge these tools. Reamers are then ground to original size for re use. Part number = Series and Diameter Size example Series 431 Expansion reamer 13/32 Part Number = 431-.4062
Diameter Tolerances
Thru 1/2" +. 0002 - .0000	1/2" to 5/8" +. 0003 - .0000	5/8" to 1-1/2" +. 0001 + .0005

Diameter		# Flutes	Flute Length	OAL	List 431 Shank Diameter	List 432 Morse Taper
3/8	.3750	6	3/4	7	5/16	1
13/32	.4062	6	3/4	7	5/16	1
7/16	.4375	6	7/8	7	3/8	1
15/32	.4688	6	7/8	8	27/64	1
1/2	.5000	6	1	8	7/16	1
17/32	.5312	6	1	8	7/16	1
9/16	.5625	6	1-1/8	8	7/16	1
19/32	.5938	6	1-1/8	8	7/16	1
5/8	.6250	6	1-1/4	9	9/16	2
21/32	.6562	6	1-1/4	9	9/16	2
11/16	.6875	6	1-1/4	9	9/16	2
23/32	.7188	6	1-1/4	9	9/16	2
3/4	.7500	6	1-3/8	9-1/2	5/8	2
25/32	.7812	8	1-3/8	9-1/2	5/8	2
13/16	.8125	8	1-3/8	9-1/2	5/8	2
27/32	.8438	8	1-3/8	9-1/2	5/8	2
7/8	.8750	8	1-1/2	10	3/4	2
29/32	.9062	8	1-1/2	10	3/4	2
15/16	.9375	8	1-1/2	10	3/4	3
31/32	.9688	8	1-1/2	10	3/4	3
1	1.0000	8 or 10	1-5/8	10-1/2	7/8	3
1-1/32	1.0312	8 or 10	1-5/8	10-1/2	7/8	3
1-1/16	1.0625	8 or 10	1-5/8	10-1/2	7/8	3
1-3/32	1.0938	8 or 10	1-5/8	10-1/2	7/8	3
1-1/8	1.1250	8 or 10	1-3/4	11	7/8	3
1-5/32	1.1562	8 or 10	1-3/4	11	7/8	3
1-3/16	1.1875	8 or 10	1-3/4	11	1	3
1-7/32	1.2188	8 or 10	1-3/4	11	1	3
1-1/4	1.2500	8 or 10	1-7/8	11-1/2	1	4
1-5/16	1.3125	8 or 10	1-7/8	11-1/2	1	4
1-3/8	1.3750	8 or 10	2	12	1	4
1-7/16	1.4375	8 or 10	2	12	1-1/4	4
1-1/2	1.5000	8 or 10	2-1/8	12-1/2	1-1/4	4

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Jobber Reamer

		Morse Taper Jobber Reamer List # 406 High Speed Steel
Similar to chucking reamers (list 436), but are produced with long flutes for additional depth capacity. Jobber reamers are also utilized as line reamers. Part number = Series and Diameter Size example Series 406 Jobber 15/32" Part Number = 406-.4688
Diameter Tolerances
Thru 1/2" +. 0002 - .0000	1/2" to 5/8" +. 0003 - .0000	5/8" to 1-1/2" +. 0001 + .0004

Diameter		Flute Length	# Flutes	OAL	Morse Taper
1/4	.2500	2	6	5-3/16	1
9/32	.2812	2	6	5-3/16	1
5/16	.3125	2-1/4	6	5-1/2	1
11/32	.3438	2-1/4	6	5-1/2	1
3/8	.3750	2-1/2	6	5-13/16	1
13/32	.4062	2-1/2	6	5-13/16	1
7/16	.4375	2-3/4	6	6-1/8	1
15/32	.4688	2-3/4	6	6-1/8	1
1/2	.5000	3	6	6-7/16	1
17/32	.5312	3	8	6-7/16	1
9/16	.5625	3-1/4	8	6-3/4	1
19/32	.5938	3-1/4	8	6-3/4	1
5/8	.6250	3-1/4	8	7-9/16	2
21/32	.6562	3-1/2	8	7-9/16	2
11/16	.6875	3-7/8	8	8	2
23/32	.7188	3-7/8	8	8	2
3/4	.7500	4-3/16	8	8-3/8	2
13/16	.8125	4-9/16	8	8-13/16	2
7/8	.8750	4-7/8	8	9-3/16	2
15/16	.9375	5-1/8	8	10	3
1	1.0000	5-7/16	8	10-3/8	3

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