single-ended, 2.0 mm wide, file inside, backward cutting, angled w/ serrations, 6″ (15.0 cm) Bone File is a highly versatile instrument that can be used in almost any neurosurgical orthopedic procedures. Ranging from craniotomies to spinal surgery this file can be used to file down any types of bone. This can be useful in smoothing down rough edges to prevent catching or tearing of delicate tissues or vasculature during surgical intervention. This instrument is single-ended with the file inside and is angled with serrations and can be used in backward cutting.