screwdriver bits

1. Material: S2, Cr-V6150, etc. 2,Profesioanl Heat Treatment 2. Different sizes available 3. Finish: sandblast

Professional screwdriver bits

1. Product name: tool parts of  screw bit, screwdriver bit, drill bits;

2. Length  25,50 mm

3.surface treatment: sandblasted;

4. Material S2 or CRV steel for you to choose

5.Phillips PH1,PH2,PH3;

Slotted: 4mm,5mm,6mm,

Pozi:PZ1,PZ2,PZ3;

Hex 4mm,5mm,6mm;

Star  T10,T15,T20,T25,T27, T30, T40;

Ph1,PH2,PH3,

Slotted 5/32", 3/16", 1/4",

PZ1, PZ2, PZ3;

HEX  5/32" , 3/16" , 1/4";

T10, T15, T20, T25, T27, T30, T40;

screwdriver bits