JPS58160707U - drilling tool - Google Patents

drilling tool

Info

Publication number
JPS58160707U
JPS58160707U JP5978582U JP5978582U JPS58160707U JP S58160707 U JPS58160707 U JP S58160707U JP 5978582 U JP5978582 U JP 5978582U JP 5978582 U JP5978582 U JP 5978582U JP S58160707 U JPS58160707 U JP S58160707U
Authority
JP
Japan
Prior art keywords
drilling tool
cutting
speed
abstract
round rod
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.)
Pending
Application number
JP5978582U
Other languages
Japanese (ja)
Inventor
明 藤島
Original Assignee
丸善精工株式会社
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 丸善精工株式会社 filed Critical 丸善精工株式会社
Priority to JP5978582U priority Critical patent/JPS58160707U/en
Publication of JPS58160707U publication Critical patent/JPS58160707U/en
Pending legal-status Critical Current

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  • Drilling Tools (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図はこの考案の穿孔工具の側面図、第2図は同上の
下面図、第3図は第2図A−A線の縦断側面図である。 1・・・丸棒状本体、4・・・ドリル刃先、6・・・下
端面、8・・・チップ。
FIG. 1 is a side view of the drilling tool of this invention, FIG. 2 is a bottom view of the same, and FIG. 3 is a longitudinal sectional side view taken along line A--A in FIG. DESCRIPTION OF SYMBOLS 1... Round rod-shaped main body, 4... Drill cutting edge, 6... Lower end surface, 8... Tip.

Claims (1)

【実用新案登録請求の範囲】 丸棒状本体の下端中央部に低速切削に適する高速度鋼か
らなるドリル刃先を設け、その外周部における本体の下
端面には高速度切削に適する超硬合金からなる切削用チ
ップを固定した穿孔工具。 1 ノ
[Claim for Utility Model Registration] A drill cutting edge made of high-speed steel suitable for low-speed cutting is provided at the center of the lower end of the round rod-shaped body, and the lower end surface of the body at the outer periphery is made of cemented carbide suitable for high-speed cutting. A drilling tool with a fixed cutting tip. 1 no
JP5978582U 1982-04-23 1982-04-23 drilling tool Pending JPS58160707U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5978582U JPS58160707U (en) 1982-04-23 1982-04-23 drilling tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5978582U JPS58160707U (en) 1982-04-23 1982-04-23 drilling tool

Publications (1)

Publication Number Publication Date
JPS58160707U true JPS58160707U (en) 1983-10-26

Family

ID=30070067

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5978582U Pending JPS58160707U (en) 1982-04-23 1982-04-23 drilling tool

Country Status (1)

Country Link
JP (1) JPS58160707U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100426128B1 (en) * 2001-06-07 2004-04-13 이정수 Drill

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100426128B1 (en) * 2001-06-07 2004-04-13 이정수 Drill

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