Universal Tungsten Carbide Oscillating Blade 25mm Length, High Hardness Wear Resistant Precision Cutting for Flexible Materials
- Overview
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Core selling points (solving your production pain points)
High-quality tungsten steel - high hardness, wear resistance, and long service life
Three different thicknesses of models - 306-T/ 308/311-1, covering materials ranging from 1 to 20mm
Flat top/sharp tip design - Clean cutting, no burrs, no edge burns
Widely used - corrugated, KT board, PVC foam, leather, automotive interiors
Factory direct sales, stable quality - OEM/ODM provided, bulk discount
Model Compatibility Guide
Our 306-t, 308 and 311-1 are high-quality tungsten steel swing blades specially designed for JWEI CNC cutting machines. These blades are made of hard alloy and feature excellent hardness, high wear resistance and stable cutting performance, making them suitable for long-term industrial use.
306-t- Universal Type (Maximum cutting 13mm)
74°/16° flat top, 30×5.5× 0.64mm. Suitable for medium-density materials: corrugated cardboard, KT board, PVC foam, sticky vinyl, thin foam. The cutting surface is smooth and free of burrs.
J308- Heavy Duty (Maximum cutting 20mm)
74°/16° flat top, 32×6.0× 0.63mm. The body is wider and thicker, with higher rigidity. It is highly suitable for thick materials: 5-layer corrugated cardboard, honeycomb board, thick KT board, car floor MATS, thick leather.
311-1 - Fine Cutting (Maximum cutting 10mm)
64°/26° sharp tip, 25×5.5×0.64 mm. Acute Angle low resistance. Most suitable for precise and soft materials: folding cartons, thin paper, labels, EVA, sponge, automotive interior parts.
All blades have been precisely ground and are compatible with the 8mm tool holder of the Jingwei swing tool. No cracking, no melting, and no need for secondary polishing.
Applicable material coverage
Advertisements and signs: KT boards, PVC foam, banners
Packaging: Corrugated cartons, folding paper boxes, paper display stands
Automobile interior: floor MATS, seat covers, foam padding
Leather and textiles: genuine leather, synthetic leather, fabrics, EVA
Paper and stationery: cards, labels, envelopes, paper handicrafts
Contact us immediately for wholesale prices and samples!
We offer free samples (with the buyer paying for shipping) and bulk discounts for large orders.
OEM/ODM is welcome.




Established in 2012, Dongguan Zhongqi Precision Mold Accessories Co., Ltd. is a reputable manufacturer located in Dalang, Maozhiming Town, Dongguan City, Guangdong Province. Specializing in the production of leather punching machines and knives, the company initially focused on the production of precision mold parts and machinery parts. As the business expanded, the company shifted its emphasis to leather punching machine knives, now boasting a leading position in China. Served by a vast customer base across the nation, our company is the designated supplier for multiple brand equipment manufacturers, including multiple listed companies and leading enterprises in various industries
Our company's extensive inventory boasts an array of punching knife categories, designed to pair perfectly with punching machines from dozens of brand equipment manufacturers. Renowned for their exquisite appearance and sharp edges, our punching knives are characterized by their durability and resistance to material blockage. Rigorous quality control ensures their uniform praise from customers
An array of cutting edge shapes are offered, including circular, square, rectangular, pentagonal, diamond, triangle, ellipse, heart-shaped, elongated flat, teardrop-shaped, plum blossom-shaped, and various custom-shaped cutting edges. These knives excel in industries such as car seat cushion punching, shoe material punching, leather bag punching, sofa punching, leather shoe punching, sponge punching, and the punching of various leather products
We invite customers to call for consultation and arrange a visit to our company to witness the dedication of our work. Dongguan Zhongqi Precision Mold Accessories Co., Ltd. is committed to delivering unparalleled expertise and cutting-edge products to our valued clients
1. who are we
We are based in Guangdong, China, start from 2020, sell to Eastern Asia(90.00%), Southeast Asia(10.00%). There are total about 11-50 people in our office.
2. how can we guarantee quality
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3. what can you buy from us
Leather punching machine punching knife, Cutting machine sponge hole drill bit, Side row punching knife, Side discharge waste flushing knife, Multi layer PU punching knife for car seat cushion
4. why should you buy from us not from other suppliers
Our company is currently the largest manufacturer of leather punching machines and knives in China, with a customer base spread throughout the country. We are the designated supplier for multiple brand equipment manufacturers. Our clients include multiple
5. what services can we provide
Accepted Delivery Terms: FOB, CIF, EXW, FCA, DDP, DAF;
Accepted Payment Currency: USD, EUR, JPY, CAD, AUD, HKD, GBP, CNY, CHF;
Accepted Payment Type: T/T, L/C, D/P D/A, MoneyGram, Credit Card, PayPal, Western Union, Cash, Escrow;
Language Spoken: English, Chinese, Spanish, Japanese, Portuguese, German, Arabic, French, Russian, Korean, Hindi, Italian