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Skip down to the millimeter sizes.

Jewelry Brass - Inch Sizes
mandrel
size
ring
  name  
  Price per
Troy Ounce

5/64" 5:21jb $11.00

3/32" 6:19jb $8.00
6:20jb $9.50
6:21jb $11.00

7/64" 7:19jb $8.00
7:20jb $9.50
7:21jb $11.00

1/8" 8:17jb $5.50
8:18jb $6.50
8:19jb $8.00
8:20jb $9.50
8:21jb $11.00

9/64" 9:16jb $5.00
9:17jb $5.50
9:18jb $6.50
9:19jb $8.00
9:20jb $9.50
9:21jb $11.00

5/32" 10:16jb $5.00
10:17jb $5.50
10:18jb $6.50
10:19jb $8.00
10:20jb $9.50
10:21jb $11.00

11/64" 11:14jb $4.00
11:15jb $4.00
11:16jb $5.00
11:17jb $5.50
11:18jb $6.50
11:19jb $8.00
11:20jb $9.50

3/16" 12:14jb $4.00
12:16jb $5.00
12:17jb $5.50
12:18jb $6.50
12:19jb $8.00
12:20jb $9.50

13/64" 13:15jb $4.00
13:16jb $5.00
13:17jb $5.50
13:18jb $6.50
13:19jb $8.00

7/32" 14:14jb $4.00
14:15jb $4.00
14:16jb $5.00
14:17jb $5.50
14:18jb $6.50
14:19jb $8.00

15/64" 15:15jb $4.00
15:16jb $5.00
15:17jb $5.50
15:18jb $6.50

1/4" 16:14jb $4.00
16:16jb $5.00
16:17jb $5.50
16:18jb $6.50

17/64" 17:14jb $4.00
17:17jb $5.50

9/32" 18:14jb $4.00
18:15jb $4.00
18:16jb $5.00

19/64" 19:14jb $4.00
19:16jb $5.00

5/16" 20:14jb $4.00
20:15jb $4.00

21/64" 21:15jb $4.00

11/32" 22:14jb $4.00

23/64" 23:14jb $4.00

3/8" 24:14jb $4.00



Important Note! Some ring suppliers who list millimeter sizes are actually selling inch sizes. If you're trying to match existing rings that you already have, please
ask me if that supplier uses true millimeter sizes or inch approximations. If I don't know the answer, I'll ask you to send me one of each ring size that you're trying to match.
Jewelry Brass - Millimeter Sizes
mandrel
size
ring
  name  
  Price per
Troy Ounce

2.25mm 2.25M21jb $11.00

2.5mm 2.5M20jb $9.50
2.5M21jb $11.00

2.75mm 2.75M19jb $8.00
2.75M20jb $9.50
2.75M21jb $11.00

3mm 3M18jb $6.50
3M19jb $8.00
3M20jb $9.50
3M21jb $11.00

3.25mm 3.25M18jb $6.50
3.25M19jb $8.00
3.25M20jb $9.50
3.25M21jb $11.00

3.5mm 3.5M17jb $5.50
3.5M18jb $6.50
3.5M19jb $8.00
3.5M20jb $9.50
3.5M21jb $11.00

3.75mm 3.75M16jb $5.00
3.75M17jb $5.50
3.75M18jb $6.50
3.75M19jb $8.00
3.75M20jb $9.50
3.75M21jb $11.00

4mm 4M16jb $5.00
4M17jb $5.50
4M18jb $6.50
4M19jb $8.00
4M20jb $9.50
4M21jb $11.00

4.25mm 4.25M15jb $4.00
4.25M16jb $5.00
4.25M17jb $5.50
4.25M18jb $6.50
4.25M19jb $8.00
4.25M20jb $9.50
4.25M21jb $11.00

4.5mm 4.5M15jb $4.00
4.5M16jb $5.00
4.5M17jb $5.50
4.5M18jb $6.50
4.5M19jb $8.00
4.5M20jb $9.50

4.75mm 4.75M14jb $4.00
4.75M15jb $4.00
4.75M16jb $5.00
4.75M17jb $5.50
4.75M18jb $6.50
4.75M19jb $8.00

5mm 5M14jb $4.00
5M15jb $4.00
5M16jb $5.00
5M17jb $5.50
5M18jb $6.50
5M19jb $8.00

5.25mm 5.25M14jb $4.00
5.25M15jb $4.00
5.25M16jb $5.00
5.25M17jb $5.50
5.25M18jb $6.50

5.5mm 5.5M14jb $4.00
5.5M15jb $4.00
5.5M16jb $5.00
5.5M17jb $5.50
5.5M18jb $6.50

5.75mm 5.75M14jb $4.00
5.75M15jb $4.00
5.75M16jb $5.00
5.75M17jb $5.50

6mm 6M14jb $4.00
6M15jb $4.00
6M16jb $5.00
6M17jb $5.50
6M18jb $6.50

6.25mm 6.25M14jb $4.00
6.25M15jb $4.00
6.25M16jb $5.00
6.25M17jb $5.50

6.5mm 6.5M14jb $4.00
6.5M15jb $4.00
6.5M16jb $5.00

6.75mm 6.75M14jb $4.00
6.75M15jb $4.00
6.75M16jb $5.00

7mm 7M14jb $4.00
7M15jb $4.00
7M16jb $5.00

7.5mm 7.5M14jb $4.00
7.5M15jb $4.00

8mm 8M14jb $4.00
8M15jb $4.00

8.5mm 8.5M14jb $4.00

9mm 9M14jb $4.00

10mm 10M14jb $4.00
10M15jb $4.00