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

Set includes:

7 pieces twist drill bits, HSS 4241, edge groung with titanium coated:
[2] 5/64", 1/8", 5/32", 3/16", 15/64", 5/16"

9 pieces wood drill with black oxide:
[2] 1/8", 9/64", 5/32", 11/64", 3/16", 15/64", 5/16", 3/8"

3 pieces masonry drill bits, milling with sandblasting：
3/16", 1/4", 5/16"

2 pieces wood flat drill bits, C45# steel:
5/8", 3/4"

8 pieces nutdriver, 50BV30: 
3/16", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2"

54 pieces 25mm screwdriver bits, crv6150:
Philips: [3] #1, [6] #2, [3] #3
Pozi：[3] PZ1, [5] PZ2, [3] PZ3 
Slotted: [3] 1/8", [3] 5/32", [3] 3/16", [2] 1/4", [2] 9/32"
Square: [2] #1, [2] #2, [2] #3
Torx: T10, T15, T20, T25, T27, T30, T40
Hex: 5/64", 1/8", 5/32", 3/16", 1/4"

11 pieces 50mm screwdriver bits,crv6150:
Philips: #1, [2] #2, #3
Pozi：PZ1, PZ2, PZ3 
Slotted: 5/32", 3/16", 1/4", 7/32"

4 pieces drill stop:
3/16", 1/4", 5/16", 3/8"

1 piece magnetic holder,C45# steel
1 piece Counter sink,C45# steel
1 piece Hex key
1 piece Nail punch
1 piece Magic ring
1 piece Gauge