Black Oxide Steel Ball Point Set Screw M4 Hex Socket Harden Fastener Grade 10.9

Ball point set screw is called plunger screw as well , it is one of the best fasteners for mechanical trasimit in industry .set screw has a hexagonal socket for driven by a hex key or hex wrench , and a steel round ball is put into end of the set screws when a spring was insert hole of set screw . this deisgn makes round ball can be adjusted distance according to pressure of the object .

Ball point set screws are made of alloy steel with hardening grade 10.9 , they are capable of heavy duty and hard working surroundings .

Set screw with ball point that easily solve problems of adjusting pressure and location of working pieces during assembly .the materials of round ball can be carbon steel , stainless steel or plastic etc for different applications .

Finish

Set screw are coated in black oxide , besides , zinc , nickel , dacromet and brass etc finishes are available as well .

Technical Data

Features

1 . Harden material with high tensile strength .

2 . Suitable for heavy duty application 

3 . Improve efficiency of assembly .

Ball point set screws are combination of ball and screw , workers do not assemble parts seperately .

4 . Quick location 

5 . Adjust pressure automatically 

Specifications 

Ball point set screws are similar with concave point set screws for specifications , ball point type is based on concave point type .

Working load

Harden steel ball  point set screws have requested working load and temperature for different specifications 

Custom service

Normally , ball point set screws are made according to DIN , GB or ISO standard and ANSI standard for ASME dimensions . custom designs for us including material , dimensions , finish , framework and hardness .

Packing details

Normally , we packed set screw in small plastic bags , and then into chipboard cartons , the gross weight of each carton is about 15 kgs and dimension for box is 25 x 20 x 15 cm . we accept custom packing .