Trimmer line head TAP-N-GO 2 trimmer lines for weeder HOMELITE diameter 108 mm, hexagon 16 mm with screw US 18G5/16" D. Replaces original DA03001 and DA03001A. Fits HLT15, LT250, LT250C, ST145, ST155, ST165, ST175, ST175C, ST185, ST275, ST285, ST385, ST385BC, SX135 and other models. Also suitable for BLACK & DECKER machines.