2PCS HSS Right Left Hand Trapezoidal Thread Tap and Die Set TR8 TR10 TR12 TR14 T

Type: Trapezoidal thread Tap&Round Dies. 1set=1pcs Trapezidal thread Tap+1pcs Trapezidal thread Round die. -Iron, aluminum, copper, light alloy. -Unalloyed and low alloyed steel.

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