16pcs Knurled Knobs M4 x 20mm Male Thread 16mm Head Grip Plastic Metric Clamping Knobs Handles Thumb Screws with Threaded Stud, Black auspowers_batchone Strict quality control and quality

Strict quality control and quality assurance

Quick Charge Car Charger USB Adapter for Smart Phone PDA iPad iPhone Android GPS Use for Toyota

1600-Count

And you can mark current important events with temperature + time in up to 5 groups

Compatible MacBook Air 13

16pcs Knurled Knobs M4 x 20mm Male Thread 16mm Head Grip Plastic Metric Clamping Knobs Handles Thumb Screws with Threaded Stud, Black auspowers_batchone Strict quality control and quality16pcs Knurled Knobs M4 x 20mm Male Thread 16mm Head Grip Plastic Metric Clamping Knobs Handles Thumb Screws with Threaded Stud, Black Product Features Size Male thread diameter: M4 (0. 7mm pitch); male thread length: 20mm 0. 79"; knurled head diameter: 16mm 0. 63"; total height: 30. 5mm 1. 2" Material Thermoset plastic clamping knobs offer durability, excellent strength, wear, heat and chemical resistance, and electrical insulation. Zinc plated metal