Review on 🔧 Enhance Efficiency with Drill America DWRRB13 Qualtech High Speed Drill Bits by Robert Moloney

Name: 🔧 Enhance Efficiency with Drill America DWRRB13 Qualtech High Speed Drill Bits
Item: 🔧 Enhance Efficiency with Drill America DWRRB13 Qualtech High Speed Drill Bits
Rating: 3

August 23, 2022

Chipped and Blunt Tool in Thick Steel

I needed to enlarge a 1 inch non-circular hole in mild steel on a farm implement. Using oil and an impact wrench (had to buy a 1-5/8" socket just for that 1-1/8" reamer) this tool cut steel, but very slowly. Eventually the cutting edges were broken off and blunted. would be good in thinner metal?

Pros