1. New type magazine lock structure, secure and safe, loading easy and smooth. 2. Alloy steel driver guide, line cutting, reduces possibility of blocking, ultra-long lasting and durable. 3. Exhaust direction adjustable, remain nails displayable. 4. Safe for operators with "touch-strike" security system. 5. Light die cast alum alloy body reduces working fatigue. 6. Drive tongue, strike baffle and seals all made of top quality material, long-lasting and durable. 7. Both aluminum and magnesium body are available. 8. Suitable forapplication in upholstering, furniture manufacturing and wooden packing.