3Pcs HSS Drill Bit: 1/16", 5/64", 3/32", 7/64" 1/8"

1Pcs HSS Drill Bit: 9/64", 5/32", 11/64", 3/16", 7/32", 1/4", 5/16", 3/8"

8Pcs Masonry Drill Bit: 1/8", 5/32", 11/64", 3/16", 7/32", 1/4"

5Pcs Brade Point Drill Bit: 1/8", 3/16", 1/4", 5/16",3/8"          3Pcs Spade Drill Bit: 1/2", 3/4", 1"

6Pcs Nut Drivers: 3/16", 1/4", 5/16", 3/8", 7/16", 1/2"             31Pcs 1" P Bits: 3 x P1, 25 x P2, 3 x P3

9Pcs 1" Slotted Bits: 1 x 4-5, 2 x 6-8, 4 x 8-10, 2 x 10-12     4Pcs 1" T Bits: T15, T20, T25, T27

9Pcs 1" SQ Bits: 2 x SQ1, 5 x SQ2, 2 x SQ3                         3Pcs Philips 2" Bits: No.1, No.2, No.3  

3Pcs 2" Bits Slotted: 6-8, 8-10, 10-12                                    3Pcs 2" Square: No.1, No.2, No.3

2Pcs 2" Hex Bits: 7/64-in, 5/32-in                                           1Pcs Magnetic Holder

10Pcs 1" Hex Bits: 1/16, 3/32, 1/8, 5/32, 3/16, 7/32, 1/4, 5/64, 7/64, 9/64

HSS Drill Bit: HSS

Masonry Drill Bit: Body: Carbon Steel          Tip: Tungsten Carbide

Wood Drill Bit: Carbon Steel

HSS Drill Bit: Rolled

Masonry Drill Bit: Milled

Wood Drill Bit: Rolled

HSS Drill Bit: Type N Regular Flute

Masonry Drill Bit: R Flute

Wood Drill Bit: Type N Regular Flute

HSS Drill Bit: Black Oxide

Masonry Drill Bit: Nickel Plated

Wood Drill Bit: Black & Bright, Bright

1. For metal, pvc and plastic drilling - HSS drill bits (made from High Speed Steel)
2. For masonry, wall, glass and tile drilling - masonry drill bits (the shank is made from carbon steel or chrome steel, the tip is made from tungsten carbide)
3. For wood drilling - brad point drill bits, flat drill bits and auger bits (usually made from carbon steel, sometimes made from HSS steel for special purpose)

4.Whether it’s a home improvement job or a more complex building project, the set giving you a variety of tools for a multitude of DIY tasks.

5.A combined set with drills of various types (for wood, metal, concrete) of the most common sizes,It is designed for household use.