Widely used
Suitable for different types of machine tools and tools
Can be loaded with straight shank tools such as inner diameter turning tool rods, twist drills, U drills, extension rods, etc.
Strong and wear-resistant
The tool center point is fixed, eliminating the trouble of traditional gasket finding
The tool holder increases stability, improves feed speed and cutting volume
| Code No. | "Extemal Dia D1" | Clamping Length L" | "Intermal Dia d" |
| D16 | 16 | 40 | 4/5/6/7/8/9/10/12 |
| D20 | 20 | 50 | 4/5/6/7/8/9/10/12/16 |
| D25 | 25 | 50 | 6/7/8/9/10/12/14/16/18/20 |
| D32 | 32 | 60 | 6/7/8/9/10/12/14/16/18/20/25 |
| D40 | 40 | 75 | 6/7/8/9/10/12/14/16/18/20/25/32 |
| D50 | 50 | 75 | 8/10/12/16/20/25/32/40 |
| D60 | 60 | 75 | 8/10/12/16/20/25/32/40/50 |
Q1: What is NC reduction sleeve?A: NC reduction sleeve is a precision adapter sleeve to reduce tool bore size, used in collet chucks, lathe & milling holders for different shank diameter tools.
Q2: What material are your NC reduction sleeves made of?A: High alloy steel, hardened & precision ground for low runout and long service life.
Q3: What runout accuracy can you guarantee?A: ≤0.003mm, suitable for precision CNC machining.
Q4: Can NC reduction sleeves be used for heavy cutting?A: Not recommended. Best for light & medium cutting. Use solid tool holders for heavy roughing.
Q5: Are your NC reduction sleeves compatible with ER chuck?A: No. NC sleeves fit NC tool holders only, not ER collet chucks.
Q6: What sizes do you supply?A: Full range standard sizes. Custom sizes available upon request.
Q7: How to maintain NC reduction sleeves?A: Keep inner & outer surfaces clean, avoid scratches. Do not use damaged sleeves.
Q8: What is your lead time?A: Standard items in stock, 3–7 days. Custom parts 7–15 days.
Sales: Sophie
ht08@ht-tools.net
+8615288891922
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Tel: +86 534 425 1888
Mob/WhatsApp/Wechat: +86 137 9138 1619
E-mail: jacksun@ht-tools.net
Add.:East Area of Economic Development Area, Pingyuan County, Shandong Province. China 253100
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