[Types of needles] Set includes straight and strong needles for leather, curved needles for mattresses, there is also a punch for leather for easy sewing[Helpful tools] 1 awl for efficient felting with a wooden support that makes it easy to grip and really relieves the fingers over time, preventing cramping[Usage] For sewing, perfect for sewing thick fabrics, leather and thin fabrics. The included black thread is perfect and strong. ideal for sewing leather sofa or armchair, for leather in car steering wheel, curved needles for sewing the edge of a mattress[Good for beginners and professionals] Ideal starter kit for leather work, these leather craft kits are perfect tools to get you started. It is also a good gift, a wonderful choice for families, friends or someone you want to give them as a gift.[Different Sizes]7 pcs stainless steel sewing needles vary in size and shape, including 1x 50mm needle, 1x 42mm needle, 1x 56mm needle, 1x 87mm needle, 1x 75mm needle and 2x curved needles [50mm and 75mm respectively). Our aftermarket team consists of experienced, professional and responsible staff. They will do their best to solve your problems and let you feel our sincerity and intention. Buying our products means choosing peace of mind and peace of mind.