Economy HSS Twist Drill Set Of 20 Sizes 61 to 80 Forming The dual reduction gearbox delivers

The dual reduction gearbox delivers either torque or speed on demand

delivering speed

and appropriate casting temperatures

5mm) 2B-92 Platinum 3

Economy HSS Twist Drill Set Of 20 Sizes 61 to 80 Forming The dual reduction gearbox deliversThis economy set delivers 20 high speed steel twist drills spanning wire gauge sizes 61 through 80covering diameters from 0. 039" down to 0. 014". Organized in a compact plastic case with a sliding cover, the set allows individual drills to be dispensed one at a time, keeping small diameter bits protected and easy to access at the bench. A practical, cost effective solution for jewelers and metalsmiths who need a complete range of fine wire gauge