Features: *Constructed from high quality stainless steel material, which is resistant to rust and , flexible and not easy to break. *Volute springs used as springs, the volute spring is a compression spring in the form of a cone, designed so that under compression the coils are not forced against each other, this allows for varying travel. *Spring for gardening shears, scissors and clippers. Suitable for Pruning Shears Grafting Tool Scissors Components. *How to measure for the correct size: With the secateurs in the open position, you should see two lugs/knobs, on each handle which the springs fits over, measure the gap including the lugs/knobs and that is the size you need, the spring will need to slightly compress when fitting in the open position this will for ensure a secure fit. Specifications: Product name: Pruning Shear Spare Spring Material: Stainless steel Color: Silver Optional Size(Approx.)：6/7/8cm Quantity: 10pcs Package Content: 10*Pruning Shear Spare Spring Note: . Transition: 1cm =10mm =0.39inch. 2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 3. Please allow slight manual measurement deviation for the data.