Proprietary Mach-Blue coating is a super hard surface that retains sharper cutting edges and reduces heat buildup resulting in faster cuts and exceptionally long drill life. Up to 100x more holes than titanium or black oxide bits.INCLUDES: 1""– T15, T20[2], T25[3], T30, SQ1, SQ2[2], SQ3, SL6-8, PH1[2], PH2[4], PH3 2"" – T15, T20, T25, SQ1, SQ2, PH1, PH2[2] 3¿ Magnetic Bit Holder and 1 each of 1/4"" and 5/16"" Magnetic Nut Drivers

Features:

• The 30-piece Spyder Mach-Blueâ„¢ Impact Drill and Driver Bit Kit features extreme metal drill bits and Tough Tip Technology driver bitsDRILL BITS – up to 100X more holes and 8x faster than titanium or black oxide coated drill bitsDRIVER BITS – up to 70x longer life and 33% stronger than standard impact-rated driver bits