Big power in a little package. Ergonomic, lightweight and balanced with long reach nose and one finger soft trigger actuation. No hydraulics so no leaks and comes with mandrel collector bottle. Handles steel rivets 3/32", 1/8", 5/32", 3/16"; aluminum rivets 3/32", 1/8", 5/32" & 3/16" and stainless steel rivets 3/32", 1/8", 5/32". Weighs only 2.8 lbs