Union 1/4 Inch Quick Change Head Aluminum Blackening Oxide

Min.Order: 2,000
Product origin: Hangzhou, Zhejiang, China
Infringement complaint: complaintComplaint
US$ 1.5 ~ 3

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Product Description

 

GrooveHex
HeadQuick Change
Socket Size1/4 inch
Diameter7mm
Length55, 60, 75, 100, 150
MaterialAluminum, Stainless Steel, CRV, S2
Surface TreatmentBlackening oxide/Chrome plating/Manganese phosphate/Sandblast
PackagingPlastic bags, Blister, Sandwich, Tags
CustomizationAcceptable
BrandUnion
StandardDIN, ASME, JIS
OriginChina

Bit Holders

For drivers, mechanics, and DIYers alike, the drive bit holder is a workshop must-have. This simple contraption holds the tips of screwdriver bits securely, making bit exchange quick and easy. No more fumbling around tiny bits or hunting through a jumbled toolbox to find the right size. The drive bit holder organizes bits for smooth access and maximum convenience.

Good drive bit holders allow effortless bit exchange for use with screwdriver handles or power drills. To use, simply push the bit tip firmly into the appropriate holder hole. An inner magnet will secure it in place. Then insert the rear end of the bit into the driver handle or drill chuck. To switch sizes, pop the bit out of the holder and exchange it for another. This enables switching between Phillips, slotted, Torx, or other tip styles in seconds.

When selecting a drive bit holder, sturdy casing and strong magnets are ideal. A molded rubber grip can allow better handling. Look for holders with hole sizing clearly marked and enough capacity for the needed assortment of bits. Some models even have built-in bit storage in the base or dual sides to accommodate more bits.

Main Fastener Coating
TypesApplicationSpray Test HoursCharacteristics
Mirror Nickel-platingALL Metal72HoursStable
Excellent polishing performance
Improve Wear resistance
Wide range of applications
Matt Nickel-platingALL Metal72Hours
Black Nickel-platingALL Metal48HoursHigh absorption rate of solar energy
Used in solar collector panels.
Manganese PhosphateALL Metal72HoursEnhanced resistance
Sand BlastALL Metal-Remove paint, rust, and residue scratches or casting marks
ElectrophoresisALL Metal1000HoursMaintain metallic luster
Anti-corrosion properties
Color ElectroplatingALL Metal96HoursImprove mental strength
Prevent metal oxidation
 
Steel Material  Chemical Composition
TypesCSiVCrMnNiMoCharacteristic
CR-MO0.18-0.230.15-0.35-0.40-0.600.90-1.20-0.13-0.2041xx-series SAE steel grades
Excellent strength-to-weight ratio
Stronger and harder
Not easily welded
CRV0.50.30.180.80-1.100.70-0.90--6000-series SAE steel grades
Suitable for hardening
Resist abrasion, oxidation, and corrosion
Improve material elasticity
S20.40-0.550.90-1.20<0.50-0.30-0.50<0.300.30-0.60One of seven types of shock-resisting steels under the AISI Classification
High strength
High toughness
Wear resistance
High hardness
Resistance to shock loading
45#0.42-0.050.17-0.37-≤0.250.50-0.80≤0.25-Compared with  A3, it has higher strength and resistance to deformation.
A30.95-1.050.10-0.500.15-0.504.75-5.500.40-1.00-0.90-1.40High-quality high carbon alloy tool steel

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