9-piece – complete set for single and bi-folding doors, offers everything the essential emergency practitioner wants in the smallest of spaces. the set includes 9 different opening needles in 1.7mm spring wire: standard double stitch needle needle, double folding needle needle needle, effallet needle moth single stitch needle aluminum door, single stitch needle plastic door, single stitch needle plastic / metal l door, single stitch needle panic gate (opening outwards), spring wire to lock cylinder clutch and round relief clutch bks and cattle clutch Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.