mexico csk head chipboard screws excellence
Square CSK Head Chipboard Screws - Oukailuo. 2021-8-13u2002·u2002A chipboard screw or particleboard screw is a self tapping screw with a thin shaft and coarse threads. Chipboard is a made up of resin and wood dust or wood chips, so chipboard screws are made to grip this composite material and to resist withdrawing.
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