Inditrust Non Magnetic Straight & Curved Tips Tweezers Set for Mobile/Gadget / Laptop Repair and Jewelry Repair-5 Pcs This 45 Degree angled sharp silver tip ask tools, to meet the requirements of the electronics and precision engineering industries.the electronics and precision engineering industries. Non-magnetic (can be use them on computers or electronic items) ----the body is made of stainless steel, acid resistant and corrosion resistant.great for beading and other fine crafts, medical, laboratory work, cosmetic hair removal and many aspects of watch and clock repair, it is good for watchmakers and jewelers.also for rhinestones, studs, gems, card making scrapbooks, sewing, stitching.sizes=AA,2a,5a,7a non magnetic tweezer.