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Countersink Material High Speed Steel
Model MM305-1
MPN MM305-1
Item Type Countersink
Unit Quantity 1
Cutter Head Diameter 3/8 in

Check the listing for details. Aviation Threaded Countersink #40 100° 3/8". Condition: New – Open box. Listed at 10.25 USD. Etched into each one reads 3/8 x 100 x #40 MM305-1 Aviation countersink of high speed steel with threaded shank. Double fluted. Threads are 1/4 - 28. Items will be dip-sealed prior to shipment, for safety as well as preservation of cutting edges. Retails between $7-$11

$7.18
$10.25