JPS58126111U - drilling tool - Google Patents

drilling tool

Info

Publication number
JPS58126111U
JPS58126111U JP2171782U JP2171782U JPS58126111U JP S58126111 U JPS58126111 U JP S58126111U JP 2171782 U JP2171782 U JP 2171782U JP 2171782 U JP2171782 U JP 2171782U JP S58126111 U JPS58126111 U JP S58126111U
Authority
JP
Japan
Prior art keywords
drilling tool
cutting head
guide member
enlarging
tip
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
JP2171782U
Other languages
Japanese (ja)
Inventor
横田　裕三
津坂　英夫
島田　慎一
Original Assignee
東芝タンガロイ株式会社
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 東芝タンガロイ株式会社 filed Critical 東芝タンガロイ株式会社
Priority to JP2171782U priority Critical patent/JPS58126111U/en
Publication of JPS58126111U publication Critical patent/JPS58126111U/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) [Summary] 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、本考案穴あけ工具の一実施例を示す正面図、
第２図はその拡大した底面図、第３図は第１図中の■−
■線に沿って得られる拡大断面図、第４図は、ガイド部
材を示す拡大断面図である。　　　　”１・・・・・・
工具本体、２・・・・・・切削ヘッド、３・・・・・・
センタードリル、８・・・・・・切刃チップ、１３・・
・・・・ボール、１４・・・・・・ガイド部材。FIG. 1 is a front view showing an embodiment of the drilling tool of the present invention;
Figure 2 is an enlarged bottom view, and Figure 3 is the ■- in Figure 1.
FIG. 4 is an enlarged sectional view taken along the line (2). FIG. 4 is an enlarged sectional view showing the guide member. ”1...
Tool body, 2... Cutting head, 3...
Center drill, 8... Cutting tip, 13...
... Ball, 14 ... Guide member.

Claims (1)

【実用新案登録請求の範囲】 円筒状をなす工具本体１に形成される切削ヘッド２の軸
方向端部には、センタードリル３が凸出的に取付けられ
るとともに、このドリル穴を拡大する切刃チップ８が備
えられるようにした穴あけ工具において、 前記切削ヘッド２の外周部分には、回転可能なボール１
３を備えたガイド部材１４が設けられていることを特徴
とする穴あけ工具。[Claims for Utility Model Registration] A center drill 3 is attached to the axial end of a cutting head 2 formed in a cylindrical tool body 1 in a convex manner, and a cutting blade for enlarging the drill hole In the drilling tool equipped with a tip 8, a rotatable ball 1 is provided on the outer peripheral portion of the cutting head 2.
A drilling tool characterized in that a guide member 14 having a diameter of 3 is provided.
JP2171782U 1982-02-18 1982-02-18 drilling tool Pending JPS58126111U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2171782U JPS58126111U (en) 1982-02-18 1982-02-18 drilling tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2171782U JPS58126111U (en) 1982-02-18 1982-02-18 drilling tool

Publications (1)

Publication Number Publication Date
JPS58126111U true JPS58126111U (en) 1983-08-27

Family

ID=30033838

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2171782U Pending JPS58126111U (en) 1982-02-18 1982-02-18 drilling tool

Country Status (1)

Country Link
JP (1) JPS58126111U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63102815A (en) * 1986-10-21 1988-05-07 Daido Steel Co Ltd Counter-boring head

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63102815A (en) * 1986-10-21 1988-05-07 Daido Steel Co Ltd Counter-boring head

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