ISO INTERNATIONAL STANDARD 10887 First edition 1999-11-01 Key type three-jaw drill chucks . Specification Mandrins de perceuse trois mors a clé - Spécifications ISO Reference number ISO 10887:1999(E) py IHS under lic itted without license from IHS Not for Resale ISO 10887:1999(E) Contents Page 1Scope 2 Normative references 3Classe 4 Keyed three-jaw drill chucks .. 4.1 Dimensions. 4.2 Drill chuck mounts. 5 Concentricity tolerances ... 6 6 Chuck keys - Key types . 7Designation 7.1 Three-jaw drill chucks ... 7.2 Chuck keys 9 8 Marking ..10 8.1 General 10 8.2 Three-jaw drill chucks . 10 8.3 Chuck keys.. @ISO1999 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic International OrganizationforStandardization Casepostale56·CH-1211Geneve20·Switzerland Internet [email protected] Printed in Switzerland Copyright International Organization for Standardization Not for Resale @ISO IS0 10887:1999(E) Foreword ISO(theInternationalOrganizationforStandardization)isaworldwidefederationofnationalstandardsbodies(lSo member bodies). The work of preparing International Standards is normally carried out through IsO technical liaison with IsO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/lEC Directives, Part 3. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote International Standard ISO 10887 was prepared by Technical Committee ISO/TC 29, Small tools ii