As a low voltage installer I have to drill dozens of 1/8 thick I-beams to route the cable. After only making 3 holes, the 1 1/2 bit broke even on medium speed and low torque settings on my cordless drill, despite going through very thin wood. I would not recommend these bits due to poor quality.
Tool set Stels Tool set, 1/2", 1/4", CrV, plastic case 94 pcs, Stels, 94 pcs, black
45 Review
MICHELIN Latitude Sport 3 235/60 R18 103W summer
22 Review
Impact screwdriver Makita TD0101F, 230 W
31 Review
π§± Bosch 2607017164 Piece Setter Masonry: Advanced Tools for Precision Masonry Work
20 Review