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Promoted
Rivers, Port-Harcourt, 37 min ago
5 views
Step Drill Bit Set
Brand New
Condition
Other Make
Make
Other Model
Model
Other
Type
Store address
Rivers State • Port-Harcourt
No 7 industrial ware & building materials opp hostel k Abuja by pass mile 3 port Harcourt city
UST AROUND MILE 3 PORT HARCOURT CITY
A step drill bit (often called a unibit) is a cone-shaped cutting tool used to drill multiple hole sizes with a single bit. It is machined with a series of progressively larger "steps" or tiers, allowing you to control the exact diameter of your hole by how deep you plunge the drill.
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