产品介绍：
part# wl022041 thread size:12mm×1.25 part# wl023021 thread size: 12mm×1.25 part# wl022042 thread size: 12mm×1.5 part# wl023022 thread size:12mm×1.5 part# wl022043 thread size:7/16" part# wl023023 thread size: 7/16" part# wl022044 thread size:1/2" part# wl023024 thread size:1/2" part# wl022045 thread size:14mm×1.5 part# wl023025 thread size:14mm×1.5