Needle Head Lift the presser foot up and pull it down to start working. Universal Wrench Universal Wrench Can rotate 360 degrees, adjust your work route at anytime. Flexible Bracket Installation Equipped with a bracket, which can be disassembled. You can install it to a suitable position according to your needs. You can install it on a wooden board, a table, and meet any of your needs. You can use screws or other tools to pry the lump from the gap, and take out the shuttie and bobbin. Pass the thread in bobbin through shuttie and fix bobbin on shuttle. Fix shuttle in the card slot, as shown in the picture. Turn off Lump, the inner cable is adjusted, and finally adjust the stitch length and presser foot to work normally. If the baseline cannot be drawn during use, you can draw the baseline according to this method. When the crank is moved to the leftmost position, which is at nine o'clock, the position of the shuttle is as shown in the figure. When the hand crank is at nine o'clock, the overlap gap between the shuttle and the lock bed should be aligned with the needle. If the position of the shuttle is not in this position, please loosen the two screws, adjust left and right until the position of the shuttle is as shown in the figure, and then tighten the screws. Specification: Type：Sewing Head: Single Class：Handheld Material：Aluminum Alloy Suitable For：Leather Drive Mode：Manual Structure：Four-axis Operation：Mechanical Features：Hand CrankStitch Type: Outside Stitching MachineSewing Thickness：0.19-0.24 in (5-6 mm)Stitch Scheduling: 0.08-0.35 in (2-8 mm)Model：Shoe Repair MachineNet Weight: 24.25 lb Shoe Repair Machine Packing List: 1 X Shoe repair machine1 X Shuttle1 X Tripod-type stand1 X Machine needles1 X Nylon coils1 X Cotton gloves1 X Rolling bar1 X Coil1 X Plastic Squeeze Bottles1 X Combination screwdriver 1 X Flower spanner