2pcs 1/2-28 Tap 1/2x28 Die TPI Kit UNEF HSS Right Hand Tools Tap and die set Titanium Nitride Coated Taps & Die Anti-Rust 1/2 28

2pcs 1/2-28 Tap 1/2x28 Die TPI Kit UNEF HSS Right Hand Tools Tap and die set Titanium Nitride Coated Taps & Die Anti-Rust 1/2 28

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