- Dimensions: internal thread 1/2x2-1/2x7/8. Internal thread 1/2in length 2-1/2in external diameter 7/8in, drill hole with 7/8in electric hammer.
- Material: zinc alloy concrete anchor for masonry screws or bolts.
- Style: two-piece tubular shield, hollow wedge cone and wedge nut. Tightening of screws leads to expansion at both ends.
- Application: for soft masonry with mechanical screws or mechanical bolts.It can also be used for harder materials, including stone, brick, concrete or blocks.
- Use: easy to use, firm and good