Hole Expanding Bit for Expansion Bolt / Undercut Anchor of Wall or Concrete

Item: Hole Expanding Bit for Wall / Stone Expansion Anchors / Undercut Anchors

Features:

1. Used with universal electric drill, easy and fast in operation.  

2. Holes can be suitable for various kinds of mechanical undercut anchors / expansion bolts, even common expansion bolts.

3. Saves much work and cost in selection of undercut anchor bolts / expansion bolts.

Application: Expand undercut holes for expansion bolts / undercut anchor bolts in concrete walls, stone sculpture, ground work, etc.

Can be widely in wall cladding projects, railway projects, steel structure projects, as well as other projects that use expansion bolts / undercut anchor bolts.

Specification: