I used some of these bits to mill the bottom receiver, they worked great. Very easy to use for cutting aluminum without problems.
π² Precision Square Straight Cutter in Imperial Metric
9 Review
πͺ AFUNTA 4-Flute 0.08" Milling Bits
7 Review
π§ SPEED TIGER Carbide Square Mill - Precision Tool for Enhanced SEO
Autotoolhome High-Speed Steel Straight Cutter
POWERTEC 62-Inch 8-Inch Blade - Model 13132X
12 Review
Chest freezer Biryusa 155KX, white
16 Review
πͺ Bi-Metal Cutting Blades: Imachinist S933414 - Enhancing Precision and Performance
10 Review
Enhanced Cutting Efficiency with Olson FB23370DB 0 025 2 Inch Blade