AU528398B2 - Drills - Google Patents

Drills

Info

Publication number
AU528398B2
AU528398B2 AU43569/79A AU4356979A AU528398B2 AU 528398 B2 AU528398 B2 AU 528398B2 AU 43569/79 A AU43569/79 A AU 43569/79A AU 4356979 A AU4356979 A AU 4356979A AU 528398 B2 AU528398 B2 AU 528398B2
Authority
AU
Australia
Prior art keywords
drills
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
AU43569/79A
Other versions
AU4356979A (en
Inventor
Robert Alan Poole
Keith Siddall
Kenneth Alfred Steele
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Somta Tools Pty Ltd
Original Assignee
Somta Tools Pty Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Somta Tools Pty Ltd filed Critical Somta Tools Pty Ltd
Priority to AU43569/79A priority Critical patent/AU528398B2/en
Publication of AU4356979A publication Critical patent/AU4356979A/en
Application granted granted Critical
Publication of AU528398B2 publication Critical patent/AU528398B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/02—Twist drills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/18—Configuration of the drill point
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2260/00—Details of constructional elements
    • B23B2260/138—Screw threads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
AU43569/79A 1979-01-23 1979-01-23 Drills Ceased AU528398B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU43569/79A AU528398B2 (en) 1979-01-23 1979-01-23 Drills

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU43569/79A AU528398B2 (en) 1979-01-23 1979-01-23 Drills

Publications (2)

Publication Number Publication Date
AU4356979A AU4356979A (en) 1980-07-31
AU528398B2 true AU528398B2 (en) 1983-04-28

Family

ID=3730835

Family Applications (1)

Application Number Title Priority Date Filing Date
AU43569/79A Ceased AU528398B2 (en) 1979-01-23 1979-01-23 Drills

Country Status (1)

Country Link
AU (1) AU528398B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988001214A1 (en) * 1986-08-18 1988-02-25 Black & Decker Inc. Self-centering drill bit with pilot tip

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988001214A1 (en) * 1986-08-18 1988-02-25 Black & Decker Inc. Self-centering drill bit with pilot tip

Also Published As

Publication number Publication date
AU4356979A (en) 1980-07-31

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