3 in 1 Bits 68PCS set include:
1/4”, 8mm(5/16”), 10mm Bit Drive;60 PCS Bits; 3 bits extension Bar  (90mm x1/4”, 8mm, 10mm), 1Bit Screw driver, Blow case

Bits:
SL3, 4, 5, 6, 7, 8, 10, 12
PH0, 1, 2, 3, 4
PZ0, 1, 2, 3, 4
H3, 4, 5, 6, 7, 8, 10, 12, 14
T6, 7, 8, 10, 15, 20, 25, 27, 30, 35, 40, 45, 50, 55, 60
M4, 5, 6, 8, 9, 10, 12, 14
RM 4, 5, 6, 7, 8, 9, 10, 11, 12, 14

Material Specs.:
Wrench Body:     6140(CrV)
3 Bits  Dr.:           SCM 440
3 Extension Bar:   CrV
1/4”, 5/16”Bits :    S2
10mm Bits:           CrV         
3 Extension Bar:   CrV
1/4”, 5/16”Bits :    S2
10mm Bits:           CrV