2006 Arctic Cat Snowmobiles Factory Service Manual, Page 11Get this manual
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FractionDecimal Conversion Chart 8ths
No21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
Sizeof Drill in Inches
.1590 .1570 .1540 .1520 .1495 .1470 .1440 .14