美国PARMELEE WRENCH CO.公司生产Parmelee套筒工具，是C.S.OSBORNE&CO.的子公司，Parmelee公司位于美国新泽西州的Jersey Harrison。125 Jersey StreetHarrison, N.J. 07029 .主要分为1号、2号、3号、4号扳手。
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IRON PIPE SIZE WRENCH SETS |
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Parmelee No. |
Handle size No. |
I.P.S. girth sizes (inches) |
Girth width (inches) |
Weight (lbs) (oz) |
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C1 |
#1 |
1/2 |
3/4 |
1 |
|
2 |
4 |
0 |
|
|
C2 |
#2 |
1 |
1 1/4 |
1 1/2 |
2 |
3 1/8 |
16 |
8 |
|
|
C3 |
#3 |
2 |
2 1/2 |
3 |
|
3 1/8 |
19 |
14 |
|
|
C4 |
#4 |
3 |
4 |
|
|
3 5/8 |
35 |
15 |
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