ITEM NAME:3pcs 1/4 Inch Spring Steels Flexible Flexi Socket Ratchet Extension Bar 6.3mm Descriptio n Material: chromium vanadium steel Color: silver Size: 145*12mm rod head 6.3mm Weight: 0.15 kg The plane and Angle are consistent with the surface of the screw, Increase torque force, make screw tighten more easily Or open, reduce nut wear, increase the service life of the nut The rusty screw is easy to loosen, the operation will not slip, increase Safe, especially effective against rusting or unbreakable nuts. Features: High hardness, high toughness, high torque. Effectively prevent surface corrosion, feel more comfortable. Operation will not slip, increasing safety. Package includes: 1 x flexible axis of elasticity Note: light shooting and different display methods may cause the color of objects in the picture to be slightly different from the real thing.The permissible measurement error is +/- 1-3cm Product list :1pcs* flexible flexible rod We offer you what you need! 3pcs 1/4" Inch Spring Steels Flexible Flexi Socket Ratchet Extension Bar 6.3mm.High hardness, high toughness, high torque. Or open, reduce nut wear, increase the service life of the nut. Product list :1pcs flexible flexible rod. Size: 145 12mm rod head 6.3mm. 1 x flexible axis of elasticity.