TEKVIBE Pneumatic Jack Hammer TEK-PJ Series Brand TEKVIBE TEKVIBE TEK-SH11 is designed for thick floor coating removal, containment & concrete surface preparationTEKVIBE TEK-SH11 minimizes substrate damage which prevents damaging water ingress which may freeze & cause cracking. This concrete floor scabbler is capable of removing concrete up to 1/4 inch in a single pass which makes it perfect for the removal of radioactive & PCB contaminated concrete. Cruciform heads (optional) are available to use for material reduction and a smoother finish. Download