Countersink

5 flutes countersink for chamfering & countersinking
Countersink tool bit set counter sink
Material: High Speed Steel
Cut quickly & easily in the wood, soft metal, rubber, plastic and other machinable materials.
For the carpentry, locksmiths, car, metal working
Every time you top off a perfect pilot hole with a countersink, the screw head seats properly.
Great For The Workbench Or Toolbox
Ideal for chamfering and countersinking