Durable: The screw mold is made of high-quality bearing steel, which is durable and has a long service life. Necessary Tools: The mold wrench set can improve the efficiency of thread processing and is an indispensable tool for manual tapping operations. Improve Processing Efficiency: With this screw mold and wrench set, thread processing will become easier and more precise. Purpose: Screw molds are very suitable for thread processing and tapping in mechanical manufacturing. Specification: Material: bearing steel Thread type: coarse thread Screw mold model: M3 x 0.5, M4 x 0.7, M5 x 0.8, M6 x 1.0, M8 x 1.25, M10 x 1.5, M12 x 1.75 Wrench: M25 Quantity: 8PCS.
