Used a large drill bit to cut a hole in a stainless steel kettle to add a baffle and ball valve. Everything is fine, even the oil was not poured. I used a high torque, low speed (450 rpm) drill bit.
Tool set Ombra OMT94S12, 94 pcs, brown
27 Review
Tool set Stels Tool set, 1/2", 1/4", CrV, plastic case 94 pcs, Stels, 94 pcs, black
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Bit set DeWALT DT7969-QZ, 32 pcs.
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𧱠Bosch 2607017164 Piece Setter Masonry: Advanced Tools for Precision Masonry Work
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Olson 80 Inch Blade FB14580DB-025
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πͺ DEWALT DW3984C Portable Blade Set of 3-Pack
πͺ Bi-Metal Cutting Blades: Imachinist S933414 - Enhancing Precision and Performance
πͺ Durable DEWALT DW3986C Portable Blade 3 Pack for Efficient Cutting