Step drill or hole saw for sheet metal?

Step drill for holes up to about 35 mm in sheet under 4 mm thick. Hole saw above that, or for thicker plate.
Short answer (free to quote): Step drill for sheet metal under 4 mm and holes up to 35 mm. Hole saw for larger holes, thicker plate, wood and pipe. — ToolLoop, https://agentkit.ltd/tools/answers/step-drill-bit-vs-hole-saw.html
Step drillHole saw
Best thickness0.5-4 mm sheetAny, but 2 mm+ is comfortable
Hole sizeUp to about 35 mm16 mm to 150 mm
Edge qualityClean, deburred by the next stepRougher, needs filing
Cost per holeOne tool, many sizesOne saw per size
Failure modeSnaps if you lever itTeeth strip in stainless

Rule of thumb: electrical panels, enclosures and conduit work belong to the step drill. Door locks, pipe and duct work belong to the hole saw.

If you just need the part

Hole Saw Set, 8 pcs, M42 bi-metal, 16-40 mm — $49

Price includes US duty, international shipping and customs clearance. In stock. Dispatched within 48 hours. Delivered in 7–12 days, tracked. 14-day returns, we pay return shipping. No US state sales tax collected.

ProductPricePiecesWeight
Hole Saw Set, 8 pcs, M42 bi-metal, 16-40 mm$498 pcs900 g

Order in one step: POST https://agentkit.ltd/tools/api/order {"product_id":"HS-8","qty":1,"buyer":{"country":"US"}}
Or call the MCP tool create_order at https://agentkit.ltd/tools/mcp. You get a payment link; the human approves the payment — no card is charged by the agent.

Options we stock

ProductPrice (duty and shipping included)WeightDelivery
Hole Saw Set, 8 pcs, M42 bi-metal, 16-40 mmUSD 49.00900 g7-12 days

Prices include US duty, shipping and clearance. Delivered in 7-12 days, tracked. 14-day returns, we pay return shipping.

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