Medium
15-30 minutes
This steel ball is an OEM replacement part supplied directly from Makita. It is crafted for use with various machines, including miter saws and demolition hammers. This steel ball has many different functions depending on the machinery it is being used in. Please refer to the owner's manual for specific replacement recommendations. It is made of steel and sold individually. The compression spring (part 231038-6) is sold separately.
Steel Ball 7.9 216004-4
OEM part for: Makita
Part Number: 216004-4
$4.99
In Stock
Ships within 1 business day 
Jump To:
Frequently Purchased Together ?
Compatibility
This part will fit the following 12 machines
Makita
LS1011N Compound Miter Saw View Diagrams & Manuals
LS1011 Compound Miter Saw View Diagrams & Manuals
LS1211 Miter Saw View Diagrams & Manuals
HR3851 Rotary Hammer View Diagrams & Manuals
HM1301 Demolition Hammer View Diagrams & Manuals
8900N Demolition Hammer View Diagrams & Manuals
HM0810T Misc View Diagrams & Manuals
HR3520 Misc View Diagrams & Manuals
HR3850B Misc View Diagrams & Manuals
HR3850K Misc View Diagrams & Manuals
LS0810 Saw View Diagrams & Manuals
XSL05Z Saw View Diagrams & Manuals
Show More Compatible Models
This item works with the following types of products:
- Miter Saw Parts
- Saw Parts
- Rotary Hammer Parts
- Demolition Hammer Parts
Customer Part Reviews ?
Average Rating (out of 5):
Click to filter by ratings:
5 stars
0
4 stars
1
3 stars
0
2 stars
0
1 stars
0
< PREV
- 1
repair was done and working ,thank you
the parts took a little long to come but now we have it working now, thank you
Guest -
November 15, 2019
Verified Purchase
t
t
t -
t days ago
Verified Purchase
eReplacementParts Team
t
Questions & Answers ?
Our customer Service team is at the ready daily to answer your part and product questions.
Ask our Team
We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
Does this fit my product?Questions & Answers for Steel Ball 7.9
No questions have been asked yet
Customer Repair Instructions ?
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
striker and impact bolt was broken.
david - November 17, 2019
Tool Type
Rotary Hammer
Difficulty
Easy
Time
15-30 minutes
Tools Used
, allen Wreanch set
unscrew end of hammer and replace the parts and the diagram made it easy that you show ,thank you.
Did you find this story helpful?
Thanks for voting and helping fellow customers!
Broken retainer
Mike - July 30, 2018
Tool Type
Demolition Hammer
Difficulty
Medium
Time
15-30 minutes
Tools Used
, Drill press, engine lathe
Parts Used
The retainer needed a wider slot, which is easy with a bench grinder
There was no slot or cup for the steel ball. The cup is a drill spot in the drill press and the slot was cut using a side grinder and cleaned with a die grinder.
There was no slot or cup for the steel ball. The cup is a drill spot in the drill press and the slot was cut using a side grinder and cleaned with a die grinder.
Did you find this story helpful?
Thanks for voting and helping fellow customers!
OEM stands for Original Equipment Manufacturer and means the part you’re buying is sourced directly from the manufacturer who made your product. At eReplacementParts, we sell only genuine OEM parts, guaranteeing the part you’re purchasing is of better design and of higher quality than aftermarket parts.
Our product descriptions are a combination of data sourced directly from the manufacturers who made your product as well as content researched and curated by our content & customer service teams. This content is edited and reviewed internally before being made public to customers.
Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
All our part reviews are solicited directly from other customers who have purchased this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
Based on data from past customer purchasing behaviors, these parts are most commonly purchased together along with the part you are viewing. These parts may be necessary or helpful to replace to complete your current repair.
All our installation videos are created and produced in collaboration with our in-house repair technician, Mark Sodja, who has helped millions of eReplacementParts customers over the last 13 years repair their products. Mark has years of experience in selling and repairing both commercial and residential products with a specialty in gas-powered equipment.
This data is collected from customers who submitted a repair instruction after replacing this exact part. Customers can rate how easy the repair was to complete and how long it took. We aggregate this data to provide a repair rating that allows customers to quickly determine the difficulty and time needed to perform their own repair.
