40PCS Tap and Die Set M3-M12 Screw Nut Tap and Die Threading Tool for Cutting External Internal Threads with Adjustable Handles _x000D_ 40PCS Tap and Die Set M3-M12 Screw Nut Tap and Die Threading Tool for Cutting External Internal Threads with Adjustable Handles _x000D_ _x000D_ Descriptions: _x000D_ METRIC TAP & DIE SET:This Tap & Plate Thread Set includes 17 plate threads, 17 taps, 1 plate thread handle, 1 tap wrench, 1T tap wrench, 1 pitch gauge, and 1 screwdriver. Size: Coarse Thread (mm): 3 x 0.5, 3 x 0.6, 4 x 0.7, 4 x 0.75, 5 x 0.8, 5 x 0.9, 6 x 1.0, 7 x 1.0, 8 x 1.25, 10 x 1.5, 12 x 1.75; Fine Thread (mm): 6 x 0.75, 7 x 0.75, 8 x 1.0, 10 x 1.25, 12 x 1.5; Pipe Thread (NPT):1/8"-27NPT; EXCEPTIONAL CRAFTSMANSHIP: Industrial grade bearing steel construction ensures durability and tool longevity to withstand professional uses. The secondary grind provides an ultra-smooth surface that minimizes friction and wear while improving aesthetics and sharpness. PORTABLE STORAGE CASE: Comes with a storage case for easy carrying. Perfect for home maintenance, The blow-molded case stores and organizes the tools, providing easy portability wherever you need them.These tap and die set works perfectly to correct or create internal and external threading through wood, copper, aluminum, iron, carbon steel, and more! PROFESSIONAL DESIGN: Our tap and die sets are constructed from hardened alloy steel for maximum strength and durability. The rigorous manufacturing process makes the product sturdy and not easy to break. The tapping tool's tapered teeth are specially designed to allow for easy and smooth threading while preventing over-threading. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_