BS-1 Semi-Universal Dividing Head with 6" 3-Jaw Chuck, Precision Milling Set for Grinding & Drilling Machine
BS-1 Semi-Universal Dividing Head with 6" 3-Jaw Chuck, Precision Milling Set for Grinding & Drilling Machine
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Free returns
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Returns
Returns
We accept returns within 30 days of delivery. Items must be unworn, unwashed, and returned with original tags attached.
Care Instructions
Care Instructions
To preserve the beauty of your dress, we recommend gentle hand washing or dry cleaning. Do not bleach. Hang or lay flat to dry. Steam or iron on low heat if needed.
Shipping
Shipping
Orders are processed within 1–3 business days.
- Standard Shipping: 5–9 business days — $3.95
- Express Shipping: 4–7 business days — $9.95
Delivery times are estimates and may vary depending on your location. Tracking information will be provided once your order has been shipped.
Maximize accuracy and efficiency with the BS-1 Semi-Universal Dividing Head, designed for CNC milling, grinding, and drilling machines. Featuring a robust 6" 3-jaw chuck, this milling set ensures secure workpiece clamping, while the adjustable headstock (0°–90°) allows for versatile machining angles.
Solid Construction for Long-Lasting Performance:
Built from HT 200 cast iron, this dividing head guarantees durability and minimal backlash. The 1:40 reduction ratio and laser-engraved scales ensure precise indexing, making it ideal for complex milling, grinding, and drilling tasks.
Quick & Accurate Indexing:
With 24 quick-dividing holes, this semi-universal dividing head supports common divisions (2, 3, 4, 6, 8, 12, 24) and a full 360-degree rotation (1° per scale). Three index plates enable indirect dividing for 2–380 divisions, expanding your machining capabilities.
Heavy-Duty MT3 Tailstock for Stability:
The included MT3 tailstock features a ball-bearing live center for smooth rotation, supporting heavy workpieces with ease. An extra dead center ensures flexibility for various milling and drilling applications.
Perfect for Machinists & Hobbyists:
Whether you're a professional machinist or a DIY enthusiast, this dividing head milling set enhances precision in grinding, drilling, and CNC milling. Its semi-universal design and 3-jaw chuck make it a must-have for any workshop.

what our customers say about us
4.9
Based on 100+ Reviews
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EEmily R.Verified BuyerPerfect for a summer weddingI wore this to my cousin's wedding and felt amazing all day. The fit was exactly as expected, and I received so many compliments. I ordered my usual size S.BS-1 Semi-Universal Dividing Head with 6" 3-Jaw Chuck, Precision Milling Set for Grinding & Drilling Machine Was this helpful? 23 2
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OOlivia H.Verified BuyerBeautiful dressReally happy with this purchase. I only wish I had steamed it before trying it on because it arrived with a few wrinkles from shipping.BS-1 Semi-Universal Dividing Head with 6" 3-Jaw Chuck, Precision Milling Set for Grinding & Drilling Machine Was this helpful? 0 0
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SSarah T.Verified BuyerSo flatteringI have a hard time finding dresses that fit my waist properly, but this one was perfect. Very comfortable to wear for several hours.BS-1 Semi-Universal Dividing Head with 6" 3-Jaw Chuck, Precision Milling Set for Grinding & Drilling Machine Was this helpful? 0 0
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CChloe W.Verified BuyerWorth every dollarThe quality surprised me. The material has a nice weight and doesn't feel see-through at all. I'll definitely order another style.BS-1 Semi-Universal Dividing Head with 6" 3-Jaw Chuck, Precision Milling Set for Grinding & Drilling Machine Was this helpful? 0 0
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AAmanda K.Verified BuyerEngagement photo approvedBought this for our engagement photos and couldn't be happier. It looked beautiful in natural light and fit perfectly.BS-1 Semi-Universal Dividing Head with 6" 3-Jaw Chuck, Precision Milling Set for Grinding & Drilling Machine Was this helpful? 0 0
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NNicole B.Verified BuyerRuns slightly roomyI was between sizes and ordered the larger one. It still looked great, but I probably could have gone with my usual size.BS-1 Semi-Universal Dividing Head with 6" 3-Jaw Chuck, Precision Milling Set for Grinding & Drilling Machine Was this helpful? 0 0
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HHannah C.Verified BuyerComfortable all eveningWore this to a formal dinner and didn't have to adjust it once. It stayed comfortable from start to finish.BS-1 Semi-Universal Dividing Head with 6" 3-Jaw Chuck, Precision Milling Set for Grinding & Drilling Machine Was this helpful? 0 0
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MMegan L.Verified BuyerLove the qualityBeautiful stitching and a really elegant design. It feels much more expensive than it actually is.BS-1 Semi-Universal Dividing Head with 6" 3-Jaw Chuck, Precision Milling Set for Grinding & Drilling Machine Was this helpful? 0 0
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RRachel S.Verified BuyerTrue to sizeI followed the size chart and ordered a Medium. It fit exactly the way I wanted.BS-1 Semi-Universal Dividing Head with 6" 3-Jaw Chuck, Precision Milling Set for Grinding & Drilling Machine Was this helpful? 0 0
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AAshley D.Verified BuyerReceived so many complimentsEveryone kept asking where I bought this dress. It's simple, elegant, and easy to accessorize.BS-1 Semi-Universal Dividing Head with 6" 3-Jaw Chuck, Precision Milling Set for Grinding & Drilling Machine Was this helpful? 0 0
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LLauren P.Verified BuyerVacation favoritePacked this for my trip to Italy and wore it twice. It's lightweight, comfortable, and photographs beautifully.BS-1 Semi-Universal Dividing Head with 6" 3-Jaw Chuck, Precision Milling Set for Grinding & Drilling Machine Was this helpful? 0 0
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BBrittany G.Verified BuyerLovely dressThe zipper was a little stiff the first time, but after wearing it once everything worked perfectly. Overall, I'm very happy.BS-1 Semi-Universal Dividing Head with 6" 3-Jaw Chuck, Precision Milling Set for Grinding & Drilling Machine Was this helpful? 0 0
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KKayla N.Verified BuyerHelpful customer serviceI wasn't sure which size to buy, so I contacted support first. They recommended a Small, and it fit perfectly.BS-1 Semi-Universal Dividing Head with 6" 3-Jaw Chuck, Precision Milling Set for Grinding & Drilling Machine Was this helpful? 0 0