Needle File Set File Type Needle File Material Applications Aluminum Brass Bronze Ceramic Copper Plastic Stainless Steel Wood File Style Swiss Pattern File File Length without Tang 5 1/2 in File Set Type Needle File Set Files Included 5 1/2 in Barrett 5 1/2 in Crossing 5 1/2 in Equaling (Mill) 5 1/2 in Half Round 5 1/2 in Joint Round Edge 5 1/2 in Knife 5 1/2 in Oval 5 1/2 in Round 5 1/2 in Square 5 1/2 in Three Square 5 1/2 in Warding (Flat)