This is a vintage Cobra Unibit step bit for drilling holes between 3/16" and 1/2". It is New Old Stock, never used, still in the package. Made in Tuscon, Arizona USA 🇺🇸
Vintage Cobra Unibit Variable 3/16" to 1/2" Bit NOS USA 🇺🇸
$6.00Price
Vintage Cobra Unibit Variable 3/16" to 1/2" Bit USA 🇺🇸