HNR series internal thread boring bars are manufactured from high speed steel with excellent shock absorption performance. Available models include HNR0013M16, HNR0016Q16, HNR0020R16 and HNR0025S16 for different small bore internal thread turning applications.
The optimized shank structure effectively suppresses cutting vibration and chatter during internal threading, delivering stable thread profile and better surface finish. HSS substrate offers good toughness and reduces risk of breakage under interrupted cutting conditions.
Designed for CNC lathe internal thread machining of steel, stainless steel and common metal workpieces. Widely used in precision hardware industry, compatible with standard 16mm indexable threading inserts.
| Type | Blade | Specification | Screw | Wrench | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| ΦDmin | Φd | f | L | L1 | H | α° | ||||
| HNR0013N16 | 16□R□□ | 18 | 13 | 9 | 160 | 22 | 12 | 15° | M3.5×10 | T15 |
| HNR0016R16 | 16□R□□ | 20 | 16 | 10.5 | 200 | 25 | 15 | 15° | M3.5×10 | T15 |
Product Name: HSS Internal Thread Tool Holder
Matching Blades: 16IR series internal threading inserts (Compatible with all standard 16IR threading inserts)
Shipping Note: Only tool holder sold, inserts NOT included. Free shipping, shipped by SF Land Transport by default. Fast delivery, stable logistics & reliable after-sales service.
Application Scenarios: CNC lathe internal thread machining, fine boring of small-bore internal threads, deep long-hole thread processing, high-frequency continuous cutting, thread turning for hard-to-machine materials such as stainless steel & steel parts.
Precise Matching: Standard dimensions, accurate clamping position. Perfect fit for all 11IR series internal threading inserts. Firm clamping without shaking or shifting.
Precision Machining: Forged from integral high-speed steel with precision grinding process. High straightness, no deformation, uniform stress and excellent machining stability.
Our headquarters is located in Zhejiang, China. Starting in 2023, we sold to South Asia (10.00%), Southern Europe (10.00%), Northern Europe (10.00%), Western Europe (10.00%), East Asia (10.00%), Middle East (10.00%), Southeast Asia (10.00%), Eastern Europe (10.00%), South America (10.00%). There are a total number of people in our office.
We always provide samples before mass production; We always conduct a final inspection and take photos for customer confirmation before shipment;
Boiling cutters, milling cutters, CNC inserts, grooving inserts, reamers, tool holders, tool sleeves, and other industrial machinery and equipment.
Our headquarters is located in Zhejiang, China. Starting in 2023, we sold to South Asia (10.00%), Southern Europe (10.00%), Northern Europe (10.00%), Western Europe (10.00%), East Asia (10.00%), Middle East (10.00%), Southeast Asia (10.00%), Eastern Europe (10.00%), South America (10.00%). There are a total number of people in our office.
Wenqiao Sanqiang CNC Tools Co., Ltd., established in 2011, is located in Wenling, Taizhou, China, covering an area of 10 mu (approximately 6,667 square meters). We specialize in high-quality CNC cutting tools, including CNC carbide inserts, carbide end mills, and turning tool fixtures. Our quality speaks for itself, resulting in a high customer repurchase rate and numerous positive reviews.
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