These Rawlplug Rawlbolt(r) Projecting Bolts have the following specification: Size x Max. Fixture Thickness: M10 x 60mm Overall Length: 135mm Drill : 11mm Pack Quantity: Bag of 5 The Rawlplug Rawlbolt(r) Projecting Bolt is suitable for use in cracked and non-cracked concrete (ETA option 1), hollowcore slabs, flooring blocks and ceramics. Recommended for applications requiring fire resistance. With a three-piece expanding sleeve of maximum expansion to provide optimal load and safety of use in any substrate. The world's most popular all-purpose expanding shield anchor, loose bolt projecting version.