Shaviv 151-29042 HSS for materials with spiral chips. Simultaneously deburrs the inside and outside of holes up to 0.24″ (6 mm) thick.
Micro Finishing, Shaviv Deburring Tools by Vargus
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Shaviv 151-29042 High Speed Steel Blade E-300
Shaviv 151-29042 High Speed Steel Blade E-300
$2.75