Bone Chisel: Used to scoop bone and make a trough
Mallet: Used with a chisel to split teeth and/remove bone
Stainless steel mallet used with a chisel to split teeth and/or remove the bone.
They are used together with other instruments to help in the process of surgery,
Use an osteotome to make a precise elective cut. Use a chisel where heavier bone removal is required
Chisel Gardner 
With depth's grade to cut and shape bone. The surgeon can use a surgical mallet or hammer to manually impart an impacting force to the proximal end of the instrument. The distal end(the cutting or shaping edge) is sharp.
Head Bone Mallet is an orthopedic surgical tool that surgeons commonly use for hammering multiple instruments involved in the repairing of bone fractures and
other procedures, including bone chisels, gouges, tampers, and osteotomes.
BONE CHISEL CHANDLER 
With depth's grade to cut and shape bone. The surgeon can use a surgical mallet or hammer to manually impart an impacting force to the
proximal end of the instrument. The distal end(the cutting or shaping edge) is sharp.