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S25S-MVUNR/MVUNL 16 Internal Turning Boring Bar

S25S-MVUNR/MVUNL 16 Internal Turning Boring Bar

Regular price $13.08 USD
Regular price $32.00 USD Sale price $13.08 USD
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Shipping calculated at checkout.
Holding Method
Hand Style



  1. S = Alloy Steel Shank
  2. 25 = Diameter 25mm
  3. S = Tool Length 250mm
  4. M = Multi Lock
  5. V = For 35º Diamond Inserts
  6. U = 93º End Cutting, Offset Shank
  7. N = Insert Clearance Angle 0°
  8. R = Right Hand Style; L = Left Hand Style
  9. 16 = Insert Size

Compatible Inserts:

  • VNMG1604... series
  • VNMA1604... series

Please kindly note the insert is not included and should be purchased separately.

Designation Chart (mm):

MVUNR/MVUNL Internal Turning Boring Bar
Designation Insert Dmin Ød f L L1 H α Shim Pin Clamp Clamp Screw Wrench
S20R-MVUNR/L16 VN...1604... Ø32 20 14 200 40 19 15° / 510
L2.0 L3.0
S25S-MVUNR/L16 Ø36 25 20
250 45 24 12°
S32T-MVUNR/L16 Ø42 32 22 300 50 30 17° 1603
625 L2.0 L3.0
S40T-MVUNR/L16 Ø50 40 26
300 55 38 15°

Shipping Policy

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Shipment processing time

All orders are processed within 1-3 business days. Orders are not shipped or delivered on weekends or holidays.

If we are experiencing a high volume of orders, shipments may be delayed by a few days. Please allow additional days in transit for delivery. If there will be a significant delay in shipment of your order, we will contact you via email or telephone.

Shipping rates & delivery estimates

Shipping charges for your order will be calculated and displayed at checkout.

We ship our products from our warehouse in China to the following countries:

Region Countries Delivery Time
North America United States, Canada, Mexico 7-15 business days
South America Brazil, Argentina, Chile 10-20 business days
Asia Japan, South Korea, Philippines, Indonesia, India, Pakistan 7-15 business days
Europe Turkey, Russia, Poland, Germany, France, Italy, Belgium, Spain, United Kingdom 10-20 business days
Middle East United Arab Emirates, Saudi Arabia 10-20 business days

If your country is not on this list, please contact us at to check if we can ship to your location.

Delivery delays can occasionally occur due to customs clearance or other factors beyond our control.

Shipment confirmation & Order tracking

You will receive a Shipment Confirmation email once your order has shipped containing your tracking number(s). The tracking number will be active within 24 hours.

Duties and Taxes

We are not responsible for any customs and taxes applied to your order. All fees imposed during or after shipping are the responsibility of the customer (tariffs, taxes, etc.). Please check with your local customs office before placing an order.


We are not liable for any products damaged or lost during shipping. If you received your order damaged, please contact the shipment carrier to file a claim.

Please save all packaging materials and damaged goods before filing a claim.

Returns Policy

Our Return & Refund Policy provides detailed information about options and procedures for returning your order.  Please check here.

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