Ideal for universal screwdriving jobs
Contents are suitable for power tools and electronic drills

Set includes:

13 pieces twist drill bits, HSS4241 with black oxide：
1/16", 1/16", 5/64", 5/64", 3/32", 3/32", 7/64", 9/64", 5/32", 11/64", 3/16", 15/64", 1/4"

5 pieces wood drill bits, 45# steel, black oxide：
1/8", 5/32", 3/16", 15/64", 5/16"

5 pieces masonry drill bits, milling with sandblast,C45# steel:
1/8", 5/32", 3/16", 1/4", 5/16"

2 pieces wood flat drill bits,C45# steel:
5/8", 7/8"   

46 pieces 1" screwdriver bits,crv6150:
Philips: [2] #1, [4] #2, [3] #3
Slotted:[2] 1/8", [2] 5/32", [2] 3/16", [2] 1/4", [2] 9/32"
Square: [2] #1, [3] #2, [2] #3
Torx: T10, T15, T20, T25, T27, T30
Pozi：[3] PZ1, [4] PZ2，[2] PZ3
Hex: 5/64", 1/8", 5/32", 3/16", 1/4"

4 pieces hole saws with hole saw adapter:
1-1/4", 1-1/2", 1-3/4", 2-1/8"
  
6 pieces nutdrivers,40acr：
1/4", 9/32", 5/16", 11/32", 3/8", 1/2"

4 pieces drill stop: 
1/8", 3/16", 1/4", 5/16"
   
1 piece adapter
1 piece magnetic holder, C45# steel
1 piece counter sink, C45# steel
1 piece hex key
1 piece screw finder