3: Able to produce parts with external diameters between 0. 5mm and 50mm with tolerance of + / -0. 01mm, lengths between 0. 3mm and 180mm with tolerance of + / -0. 02mm, precision grinding tolerance + / -0. 001mm, and precision punching tolerance to + / -0. 01mm. 4: All goods are strictly monitored and inspected from production to delivery. 5: We supply special screws, bolt, pins, insert nut, rivets, studs, hexagonstandoffs, and so on. 6: Used in many industries, especially in electronic, computer, automobile, machinery, medical instrument and sport equipment.
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