drill sets include metal,wood,masonry drill bits,drill saw,screwdriver bits,magnetic holder screws,wall plus we manufacture various kinds of drill bit set as per customer's requirements 301 pcs set 7pcs metal drill bits 5pcs wood drill bits 5pcs masonry drill bits 1pc titanium drill saw 6pcs screwdriver bits 1pc magnetic holder 100pcs 5 sizes of screws 176pcs 5 sizes of wall plus http://www.jsyftools.com/