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US2782824A
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Flat or spade type wood boring bit
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US2819629A
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Method of making shanks for auger bits and the like
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US2652750A
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Milling fixture
|
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US2453000A
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Method of manufacturing auger bits
|
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US2215344A
|
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Expansion bit
|
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US2193917A
|
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Bit extension
|
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US2176698A
|
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Handle for tool
|
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US2173942A
|
|
Tool handle
|
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US2202253A
|
|
Tool-receiving handle
|
|
US2187192A
|
|
Tool handle
|
|
US2029447A
|
|
Auger bit
|
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US1927110A
|
|
Tool case
|
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US1852937A
|
|
Auger bit
|
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US1850415A
|
|
Inspection apparatus
|
|
US1622209A
|
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Boring and reaming tool
|
|
US1479056A
|
|
Apparatus for and method of cutting metal
|
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US1450252A
|
|
Mechanism for manufacture of auger bits
|
|
US1420527A
|
|
Method of producing auger bits
|
|
US1443384A
|
|
Machine for grinding bits
|
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US1411191A
|
|
Method of and mechanism for producing auger bits
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