Product information: Household screwdriver: 182x27mm Precision screwdriver: 121x1omm Torque range: Torque range O~2N.m Bit material: S2 alloy steel hardness 60 ± 2HRC Bit size: household type: 6.3x25mm precision type: 4x28mm Bit model: Household model: The general size of the tail is H6.310 common models SL4 SL5 SL6PHO PH1 PH2H3 H4 H5 H6 Precision models: The general size of the tail is H410 common models PHO00 PHO0 PHOSL1 SL2 SL3P2P5 H1.5 H2.0
