HSH-E Series Endless Lever Block is a kind of high efficiency and versatile hand operated hoisting appliance .The main parts of this lever block are made of superior steel, which has the following characteristics in design and function 1.Safe, reliable and durable in use. 2. Excellent performance and simple maintenance. 3. Small volume, light-weight an onvenient in carrying. 4. Light hand pull and high efficiency. 5. Advanced structure and attractive appearance.