LockNLube LNL231-M12 - Inline Grease Hose Swivel (M12 x 1 Metric)
LockNLube LNL231-M12 - Inline Grease Hose Swivel (M12 x 1 Metric)
The LockNLube LNL231-M12 Inline Grease Hose Swivel is a heavy-duty solution designed to eliminate the common frustration of hose kinking and restricted movement during high-pressure greasing. By installing this swivel between your grease gun and the whip hose, you gain a full 360-degree range of motion, allowing the hose to rotate freely under pressure. This ensures your coupler stays square on the Zerk fitting without the hose fighting back or twisting your wrist, significantly reducing wear on equipment and operator fatigue.
- High-Pressure Performance: Fully rated to withstand up to 12,000 PSI, making it safe for use with manual, pneumatic, and cordless grease guns.
- Heavy-Duty Steel Construction: Reinforced design is engineered to resist lateral forces and side-loading stress that often cause standard fittings to snap.
- Makita Compatibility: Specifically threaded for M12 x 1 metric connections, providing a direct fit for Makita cordless grease guns.
- Improved Maneuverability: Allows the hose to spin freely, preventing kinks and making it easier to access deeply recessed or difficult-to-reach grease points.
Technical Specifications
| Thread Size | M12 x 1 Metric |
| Maximum Pressure | 12,000 PSI (827 bar) |
| Material | Hardened Steel |
| Rotation | 360-Degree Inline |
| Length | 1.5 inches |
Note: While this model is designated "M12" due to its thread size, it is not compatible with Milwaukee® M12™ grease guns (which require the LNL231-C 7/16"-20 swivel). This unit is designed for Makita® and other tools using M12 x 1 threads.
Shipping & Returns
Shipping & Returns
Free Shipping Canada Wide* on Orders Over $149
Orders over $149 (before tax) that weigh 50 lb or less ship free.
Free Shipping Policy Restrictions
Large or heavy items (over 50 lb) ship at the most economical rate available. Orders shipping to the Northwest Territories, Yukon and Nunavut are not eligible for free shipping. *Our free shipping policy is subject to change without notice.
How long will it take to get my order?
Most orders arrive in 2–5 business days after dispatch. Orders within Ontario often arrive the next business day. Expedited shipping is available at extra cost on request.
Most in-stock orders placed by 1:00 PM ET (Monday–Friday) ship the same day. Orders placed after 1:00 PM ET, on weekends or on holidays ship the next business day.
Large, overweight and LTL freight orders may need 1 or more extra business days to prepare.
What shipping carriers do you use?
Most orders are shipped courier via Purolator, UPS, or Canada Post. We will use other carriers at our own descretion depending on Product size and weight.
Do you ship overseas?
We are not currently shipping to the USA. We are currently mainly shipping within Canada, and we are slowly adding Other Countries. Please Contact us if you are unable to Checkout. See more out International Orders HERE
I only received part of my order, where is the rest?
Your order may ship in more than one package depending on the quantity or size of the products purchased. Also, items in your order may ship from either of our 2 locations and arrive in separate deliveries.
Sometimes we place smaller items from your order inside of one box to save on shipping so always open all boxes to confirm what you have recieved.
Can I return my product?
Returns and exchanges follow the manufacturer's satisfaction guarantee for each brand. Please contact us before sending anything back, and we will tell you where to send it.
If a product is defective on arrival and you notice it and contact us within 3 days of delivery, Wise Line Tools will handle it and pay the shipping.
You pay the shipping cost of returning an item, or you can bring it to either of our stores.
See our Returns Policy and Warranty Information for details.
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
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How long does it take to process an order?
How long does it take to process an order?
Orders are typically processed within 1 business day. You will receive a confirmation email with tracking details once your order has been shipped. Please note that processing times may be slightly longer during high-demand periods or sales events.
Do you ship internationally?
Do you ship internationally?
Yes, we offer international shipping to most countries. Shipping rates and delivery times vary depending on the destination. Any applicable customs duties or taxes will be the responsibility of the recipient. We are not currently shipping to the USA.
What is your return policy?
What is your return policy?
Returns and exchanges follow the manufacturer's satisfaction guarantee. Please contact us before sending anything back. If a product is defective on arrival and you notice it and contact us within 3 days of delivery, Wise Line Tools will handle it and pay the shipping. You pay return shipping, or you can bring the item to either of our stores. See our Returns Policy and Warranty Information.

