684 Arrow Grand Circle, Covina, CA 91722 --- 626.332.7744 --- Mon-Fri 9:30AM-6:30PM --- Sat 9AM-1PM
121 NE 40th St, Oklahoma City, OK 73105 --- 405.926.0411 --- Mon-Fri 9:30AM-6:30PM --- Sat 9AM-1PM
PTFE Magnetic Stir Bar Set - 7Pcs
Product Code DIS-SB-7PCS
7 Piece Set of PTFE Magnetic Stir Bars
- Chemical Resistant - Teflon PTFE material can be used with corrosive chemicals, including acid and base
- Strong - (PTFE) Stir bars are coated with Teflon (PTFE) covering, which is chemically inert and can be used with corrosive chemicals, also helps reduce friction and wear while spinning
Individual shapes create different vortexes for efficient and effective stirring - East Use - Place inside a container of liquid that is seated on a magnetic stirrer. The stir bar is placed inside a container of liquid or solution that is seated on a magnetic stirrer, creating a rotating magnetic field using a rotating magnet or multiple stationary electromagnets.
- Wide Selection Of Sizes - Available for many use cases and industries
10mm x 5mm
12mm x 7mm
20mm x 8mm
25mm x 7mm
28mm x 8mm
30mm x 8mm
35mm x 9mm
Local Delivery
We offer delivery services for large orders to customers from Central California all the way to San Diego. Please call our sales team for more information on weekly, bi-weekly, or monthly deliveries and pricing. 626.332.7744
Shipping Time
Our main warehouse is located near Los Angeles, you can use the map below to estimate delivery time. Most orders ship one business day after the order is placed, then the transit days will follow. Below the map you will find exceptions to these rules for certain products.

Some items we sell may be warehoused in Amazon's warehouses across the US. If the item you order happens to be in on of their warehouses it will generally arrive in 3 days. If you need to know about a specific item please feel free to contact us and we'll let you know.
Larger and heavier items have to be shipped via LTL Freight. LTL shipments tend to take longer to arrive, but they have the benefit of being much safer for heavy and delicate items. If your order has to be shipped by LTL Freight we will contact you to find out if the delivery address is a residential or commercial address, and whether a loading dock or forklift is available. The freight company will call you to arrange a delivery appointment, usually a day before.
Shipping Costs
The cost of shipping varies based on where you live, how much the order weighs, and the value of the order. We've outline our shipping guidelines below:
To Contiguous US:
Item Weight |
Shipping Costs |
0-50 lbs |
Orders over $100 ship free; |
Over 50 lbs |
The shipping cost will be automatically calculated by the system based on the weight of your items and the delivery address provided. |
To Alaska, Hawaii, and other US Territories:
Cost will be calculated by weight at time of checkout.
To Other Countries:
We currently can offer shipping service internationally.
Please contact us for international shipping cost: info@hfsusa.com