This spring bar tool set includes a spring bar tool, 24pcs 1.5mm diameter spring bars, 16pcs 1.8mm diameter spring bars

All spring bars is made of 316L stainless steel, which is allergy free and does not readily corrode, rust, or stain with water.

The inner flexible spring of the spring bar is made of high quality spring steel, making the spring bar strong and resilient.

Include length: 8,10,12,14,16, 18, 20, 22, 24mm,26mm.