Ingco HKTS42441 Trichotka Key set presents a 44 piece, a wide range of measuring range and the ideal solution to squeeze and open the screws and bolts. Equipped with this 44 fabric, it is enriched with 1/2-dimensional trichotka switches, extension sticks and additional tools. Each piece is made of high quality and sustainable materials, provides long-term use. Ingco HKTS42441 is a perfect choice for both professional masters and amateur users. Different types of screws and bolts with ergonomic design and wide application area are ideal for comfort and open. This set provides excellent accuracy and high performance in technical work.