GB593565A - Improvements in or relating to drills - Google Patents

Improvements in or relating to drills

Info

Publication number
GB593565A
GB593565A GB80946A GB80946A GB593565A GB 593565 A GB593565 A GB 593565A GB 80946 A GB80946 A GB 80946A GB 80946 A GB80946 A GB 80946A GB 593565 A GB593565 A GB 593565A
Authority
GB
United Kingdom
Prior art keywords
drills
relating
edge
cyliridrical
drill
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.)
Expired
Application number
GB80946A
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.)
Individual
Original Assignee
Individual
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of GB593565A publication Critical patent/GB593565A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
    • B27G15/00—Boring or turning tools; Augers

Abstract

593,565. Drills. MAY, A. C. Jan. 9, 1946, No. 809. [Class 83 (iii)] A drill has a semi-cyliridrical portion 2, grooved axially, with the end tapering to a point 8 and with cutting-edges on one edge of the end 5 and on the edge 7 of an aperture 4 in the wall of the end portion.
GB80946A 1946-01-09 Improvements in or relating to drills Expired GB593565A (en)

Publications (1)

Publication Number Publication Date
GB593565A true GB593565A (en) 1947-10-20

Family

ID=1593476

Family Applications (1)

Application Number Title Priority Date Filing Date
GB80946A Expired GB593565A (en) 1946-01-09 Improvements in or relating to drills

Country Status (1)

Country Link
GB (1) GB593565A (en)

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