Lubricate it with WD-40 and keep it hot, drilled 144 holes with no problems and never needed sharpening. Much better than a regular drill. After lubricating with WD-40, the spark plugs popped out on their own and were able to continue working.
πͺ Durable DEWALT DW3986C Portable Blade 3 Pack for Efficient Cutting
10 Review
πͺ DEWALT DW3984C Portable Blade Set of 3-Pack
10 Review
πͺ Bi-Metal Cutting Blades: Imachinist S933414 - Enhancing Precision and Performance
10 Review
POWERTEC 62-Inch 8-Inch Blade - Model 13132X
12 Review