Welcome to our store! Function-- long T-handle ratchet, sliding handle with spring tension tap, and can be extended to the full length in both directions for more leverage. Can also be used on the left tap, reamers, screw extractors and other tools. Works well--- drill bits can punch a blind hole, the cut does not stay, the stroke is smooth , easy to enter the bottom hole. The cutting action is good, cutting material with continuous crimping, inner wall with axial groove, through-hole machining, high-speed machining. High quality--- made of alloy forged steel (HSS), high hardness, durable and sturdy. Surface coating treated with anti-corrosion, the clamp is forged from alloy steel, the clamping is strong, and the size can be adjusted. Front and rear ratchet can be adjusted, left and right turning thread, can be operated with one hand. Alloy steel forging: special material, long service life, adjustable width. Humanized design--- User-friendly adjustment switch, three-position gear box for fast and efficient action. The middle is the lock button which can lock the mounting accessory. Diamond-shaped textured non-slip design at both ends of the head and tail, beautiful and practical. Size and package--- thread taps size: M3x0.5, M4x0.7, M5x0.8, M6x1.0, M8x1.25; key length: 250 mm 1 adjustable ratchet with T-handle + 5 taps. Scope of delivery: 6pcs/Set Product Color: Silver Product dimensions: length 250mm Note: manual measurement, please allow 1 - 3cm error!!! 100% of satisfaction - Our customers are our priority. If you find any problems with the products after receiving the goods, such as damage and incorrect quantity, please contact us immediately. We do our best to provide you with satisfactory after-sales service.