2Pcs DC 5V 4 Channel Relay Module Board Shield with Optocoupler Isolation Suport High/Low Level Trigger Relay sold2025 Double burr sheet metal deburring

Double burr sheet metal deburring tool with hand guard and ten N80 high speed steel blades

Accusize Industrial Tools Morse Taper MT3 Shank Er32 Collet Chuck

Convenient laser pointer to target measurement area for temperature measurement

Manufactured & Tested to Japanese Industrial Standards & Specifications: JIS B1168

6mm) diameter

2Pcs DC 5V 4 Channel Relay Module Board Shield with Optocoupler Isolation Suport High/Low Level Trigger Relay sold2025 Double burr sheet metal deburring2Pcs DC 5V 4 Channel Relay Module Board Shield with Optocoupler Isolation Suport High Low Level Trigger Relay Description: Maximum load: AC 250V 10A, DC30V 10A SMD optocoupler isolation, strong driving ability, stable performance; trigger current 5mA The module voltage 5V Each channel module can be set high or low triggered by jumper Fault tolerant design, even if the control line is broken, the relay will not operate Power indicator (green), 4 relay