100 Pc Solid Carbide Micro Drill Bit Set, #80–#12, .0135"–.189", 1/8" Shank

This 100-piece solid carbide micro drill bit set includes 50 precision drill sizes from #80 to #12 (.0135" to .189"). Each size is supplied in quantity, giving you a broad working range of small carbide drills for PCB drilling, CNC work, prototyping, model making, carburetor jet work, and precision shop use.

Use the option selector to choose between Lightly Used Drills and Factory Resharpened Drills. Both options are intended as value-priced tooling for users who need a practical assortment of micro carbide drill sizes without buying each size individually.

Set Details

• Set quantity: 100 pieces total
• Size range: #80 to #12 (.0135" to .189")
• Number of sizes: 50 precision drill sizes
• Material: Solid carbide
• Shank diameter: 1/8" (3.175 mm)
• Overall length: 1.50"
• Condition options: Lightly Used Drills or Factory Resharpened Drills

Common Uses

• PCB drilling and electronics prototyping
• Small-hole drilling in plastics, composites, brass, aluminum, and similar materials
• Carburetor jet sizing, cleaning, and tuning work
• Model making, hobby machining, and precision shop use
• Backup drill assortment for CNC, repair, and prototyping work

Benefits

• Wide #80–#12 size range in one organized set
• Useful when you need many small drill sizes on hand
• Standard 1/8" shanks fit many CNC machines, drill adapters, and precision setups
• Value-priced alternative to purchasing each carbide drill size individually

View Carbide Drill Bit Feed & Speed Starting Guide →