Premium S2 CRV Alloy Steel 1/4 3/8 1/2 Hex Bit Socket Set

Product Description

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Product Description

 

Drive Size	1/4, 3/8, 1/2 inch
Point	Torx, Phillips, Slotted, Hexagon, Square, Spanner, Tri-wing, Pozi
Length	38, 48, 60, 100mm
Material	S2, CRV
Surface Treatment	Sandblasting, Manganese Phosphate, Mirror, Matt
Type	Hex, Bihex, Wave, Spline, Star, Standard
Packaging	Tool Kit, Carton Boxes, Blisters, Sandwich Pack
Application	Manual Screwdriver, Electric Screwdriver
Customization	Acceptable
Brand	Union, OEM
Standard	DIN, ISO
Origin	China

Bit Sockets

are a type of socket designed to hold and use screwdriver bits for driving and removing screws. They allow standard driver bits to be used like a traditional socket wrench. Bit sockets have a hollow, cylindrical shape with a hole in the side or top to insert bits.

The hex-shaped exterior of bit sockets fits standard ratchets, extensions, and power drills. This enables excellent torque and convenience for driving screws. Meanwhile, the interior bit grips and turns the fastener. Common bit types used include Phillips, slotted, Torx, square, and hex.

Uses:
Automotive repair - Handy for removing screws on panels, brackets, trim, and other components. Allows reaching into tight spaces.
Machinery maintenance - Useful for removing casing and motor screws during equipment service and repair. Provides speed and torque.
Construction and assembly - Quick driving and sinking of self-tapping screws into metal and wood. The deep socket helps prevent cam out.
Home DIY projects - Allows easy driving of various screw types for building furniture, installing fixtures, cabinets, and other tasks.
Most bit sockets have magnets integrated into their design to hold bits securely and prevent dropping. This helps keep the bit aligned when in awkward positions. Quality bit sockets are made of rugged chrome-vanadium steel for strength and durability.

For versatility in driving different screw types, a set of bit sockets paired with screwdriver bits is essential. The combination offers portability, access in tight spaces, and added driving force. Bit sockets are a useful addition to any toolbox.

Main Fastener Coating
Types	Application	Spray Test Hours	Characteristics
Mirror Nickel-plating	ALL Metal	72Hours	Stable Excellent polishing performance Improve Wear resistance Wide range of applications
Matt Nickel-plating	ALL Metal	72Hours
Black Nickel-plating	ALL Metal	48Hours	High absorption rate of solar energy Used in solar collector panels.
Manganese Phosphate	ALL Metal	72Hours	Enhanced resistance
Sand Blast	ALL Metal	-	Remove paint, rust, and residue scratches or casting marks
Electrophoresis	ALL Metal	1000Hours	Maintain metallic luster Anti-corrosion properties
Color Electroplating	ALL Metal	96Hours	Improve mental strength Prevent metal oxidation

 

Steel Material  Chemical Composition
Types	C	Si	V	Cr	Mn	Ni	Mo	Characteristic
CR-MO	0.18-0.23	0.15-0.35	-	0.40-0.60	0.90-1.20	-	0.13-0.20	41xx-series SAE steel grades Excellent strength-to-weight ratio Stronger and harder Not easily welded
CRV	0.5	0.3	0.18	0.80-1.10	0.70-0.90	-	-	6000-series SAE steel grades Suitable for hardening Resist abrasion, oxidation, and corrosion Improve material elasticity
S2	0.40-0.55	0.90-1.20	<0.50	-	0.30-0.50	<0.30	0.30-0.60	One of seven types of shock-resisting steels under the AISI Classification High strength High toughness Wear resistance High hardness Resistance to shock loading
45#	0.42-0.05	0.17-0.37	-	≤0.25	0.50-0.80	≤0.25	-	Compared with  A3, it has higher strength and resistance to deformation.
A3	0.95-1.05	0.10-0.50	0.15-0.50	4.75-5.50	0.40-1.00	-	0.90-1.40	High-quality high carbon alloy tool steel

 

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