Extended Length Aircraft Extension 6" and 12"Styles: 1630, 1631, 1803, 1805 StraightShank P 135° Split HelixRegular21° to 34° BlackOxide HSS ASMEB94.11M Note Superior rigidity in hand or machine drilling. 6" OAL Black Oxide 12" OAL Black Oxide order number drill diameter decimal flute 1630 1631 1803 1805 frac/wire/let equivalent length 6" Overall 12" Overall 6" Overall 12" Overall 1/16.06257/8C68867C68936C23621C23721 5/64.07811C68868C68937C23622C23722 3/32.09381-1/4C68869C68938C23623C23723 40.09801-3/8C68935C69004C23700C23800 39.09951-3/8C68934C69003C23699C23799 38.10151-7/16C68933C69002C23698— 37.10401-7/16C68932C69001C23697— 36.10651-7/16C68931C69000C23696— 7/64.10941-1/2C68870C68939C23624C23724 35.11001-1/2C68930C68999C23695— 34.11101-1/2C68929C68998C23694— 33.11301-1/2C68928C68997C23693— 32.11601-5/8C68927C68996C23692— 31.12001-5/8C68926C68995C23691C23791 1/8.12501-5/8C68871C68940C23625C23725 30.12851-5/8C68925C68994C23690C23790 29.13601-3/4C68924C68993C23689C23789 28.14051-3/4C68923C68992C23688— 9/64.14061-3/4C68872C68941C23626C23726 27.14401-7/8C68922C68991C23687— 26.14701-7/8C68921C68990C23686— 25.14951-7/8C68920C68989C23685C23785 24.15202C68919C68988C23684— 23.15402C68918C68987C23683— 5/32.15622C68873C68942C23627C23727 22.15702C68917C68986C23682— 21.15902-1/8C68916C68985C23681C23781 20.16102-1/8C68915C68984C23680C23780 19.16602-1/8C68914C68983C23679C23779 18.16952-1/8C68913C68982C23678— 11/64.17192-1/8C68874C68943C23628C23728 17.17302-3/16C68912C68981C23677— 16.17702-3/16C68911C68980C23676C23776 15.18002-3/16C68910C68979C23675— 14.18202-3-16C68909C68978C23674— 13.18502-5/16C68908C68977C23673C23773 continued on next page
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