Screwdriver Bits Set 66 in 1 Bit Set Tools w Flexible Extension Bit Holder

-S2  steel, this batch of head using S2  steel, batch head surface for steel material color, from inside to outside are the same. 

-Exquisite workmanship, each edge can be accurately locked screws, and the screwdriver head. 

-Strong magnetic,can suck the screws easily when used it. 

-Widely used for manual electric screwdriver, screwdriver, drill, air and other tools, ect. 

-Professional multi size, hexagonal handle on the edge of 1/4 inch. 

Specifications:  

Type of shank: 6.35mm/ 1/4 inch hex shank

Screwdriver Overall Length.: 25mm/ 0.98-inch

Extension Extend Socket Drill Size: 60 x 10mm/ 2.4" x 0.4"(L* Max.D)

Flexible Extension Bit Holder Size: 300 x 17mm/ 11.8" x 0.67"(L* Max.D)

Material: S2 

Surface Treatment: Sandblasting

Mult magnetic bits: 2pcs x 33-in-1 repair kits include 6 types of screwdriver Bits : Anti-cross(6, 8, 10), U-Type (U10,U8,U6,U4), Y-Type (Y1,Y2,Y3,Y4); Torx-Hole (T8 /T10/ 15/ 20/ 25/ 27/ 30/ 35/ 40), Hexagon-Hole (H2/ H2.5/ H3/ H4/ H5/ H6; 1/8, 5/32, 3/32, 9/64, 7/64, 5/64 ), 2.4-inch Extension Extend Socket Drill

Package Includes: 

66 in 1 Set x Screwdriver Set