Bought these to mark tool ID numbers on steel parts while working. It works very well with mild steel and tool steel, both soft and hardened. Stainless steel is not marked. I haven't tried aluminum or other materials.
IMT 6 Pack Tungsten Carbide Tip Scriber Aluminium Etching Engraving Pen With Clip And Magnet For Glass, Ceramics, Metal Sheet
38 Review
DURATECH Flare Nut Wrench Set, SAE, 3-piece, 3/8'', 7/16'', 1/2'', 9/16'', 5/8'', 11/16'', High-Quality CR-V Steel, Organizer Pouch Included
25 Review
Gifts For Dad Husband Boyfriend Gifts For Him Unique Birthday Gifts For Men RoverTac 14 In 1 Multitool Pocket Knife Pliers Screwdrivers Saw Bottle Opener Perfect For Camping Survival Hiking Repairs
32 Review
BETOOLL 9-Piece Long Reach Hose Clamp Pliers Set For Fuel, Oil, And Water Hoses - Essential Auto Tools
38 Review
TV bracket Kromax DIX-18 black
52 Review
π Johnson Level and Tool 400EM-S 12-Inch Heavy Duty Metal Combination Square for Professionals, with Inch/Metric Measurements, Silver - 1 Square
8 Review
Kapro 307-08-TMS Try And Mitre Layout And Marking Square With Stainless Steel Blade, 8-Inch Length
18 Review
Triangle Group TR918 225/45 R18 95V summer
61 Review