5Pcs M8 X 60Mm Expansion Bolt Anchor Bolt 304 Stainless Steel Ring Lifting Anchor Eye Bolt Expansion Eyebolt Ring-shaped lifting growth eye bolts within the package. These heavy-duty expansion eye rings are manufactured from stainless steel, waterproof, wear-resistant, corrosion-resistant, never rusty and durable. Easy to install. The enlargement bolts is shaped through tightening the bolt, which draws out the conical cone to make the sleeve close to the hole wall. Select an influence drill bit with an analogous diameter because the growth tube of the growth screw, after which set up it at the electrical drill to drill holes within the wall. The intensity of the opening is similar to the size of the bolt. Application: This heavy-duty torque management defend anchor Hardware Tools for Wall Building is suitable for concrete masonry and strong brickwork,ceiling,expansion sleeve anchor bolt heavy responsibility solving anchors compatible for fences, anti-theft, doors and windows, rain sheds, air-conditioning fixed, home decoration, engineering, etc. Note: Expansion bolts must be put in on a relatively hard base plate, and the mushy and easy to fall off areas are unstable, reminiscent of the distance of the lime soil of the wall. All expansion pipes should input the wall. . As lengthy as the threaded part is long enough, the sleeve part may be deeper and stronger. Ring internal diameter: 16.4mm/0.65inch Thread diameter: 6mm/0.23inch Thread length:80mm/3.14inch Expansion tube diameter: 9.4mm/20.37inch Expansion tube length: 61mm/2.4inch Total length of growth bolt: 100mm/3.93inch Colour: silver Material: chrome steel Package Contents: 5 * M8 x 60mm Expansion Bolt Only the above kit content, different products usually are not included. Note: Light shooting and different exhibits could cause the colour of the article within the photo somewhat diversified from the real thing. The dimension allowed error is +/- 1-3cm.