US (ANSI) Standard Taper Bushings
CAPT BTL bushings are manufactured according to GB/T32220 standard, QTL and STL bushings are manufactured according to US (ANSI) standards with high quality HT250 cast iron and carbon steel. The product’s manufacturing tolerance is high, equipped with imported Japanese screws and packed in stackable individual boxing; CAPT BTL, QTL, and STL bushing is the optimal choice.
