ISO INTERNATIONAL STANDARD 10888 First edition 1999-11-15 Keyless type three-jaw drill chucks - Specification Mandrins de perceuse trois mors sans clé - Spécifications ISO Reference number ISO 10888:1999(E) py IHS under lic Not for Resale ISO 10888:1999(E) Contents Page 1Scope 2 Normative references 3Classe 4 Self tightening keyless three-jaw drill chucks ... 4.1 Dimensions. 4.2 Drill chuck mounts. 5 Concentricity tolerances of self tightening keyless three-jaw drill chucks .. 6 Hand tightening keyless three-jaw drill chucks for use with portable power tools, both corded and cordless 6.1 Dimensions. 6.2 Internal thread mount type .8 7 Concentricity tolerances of hand tightening keyless three-jaw drill chucks ..9 8 Designation .. .10 8.1 Self-tightening keyless chuck . .10 8.2 Hand-tightening keyless chucks 10 9 Marking. 9.1 Self-tightening keyless chuck . 9.2 Hand-tightening keyless chuck. @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 Casepostale 56·CH-1211Geneve 20·Switzerland Internet [email protected] Printed in Switzerland Not for Resale @ISO IS0 10888:1999(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 10888 was prepared by Technical committee ISO/TC 29, Small tools ii