What is the tolerance for dimensions?

The tolerance is +/-0.05 for general dimensions, with specific tolerances listed for each type.

Premium Cemented Tungsten Carbide Pilot Punch Tips for Abrasive Applications

Name: Premium Cemented Tungsten Carbide Pilot Punch Tips for Abrasive Applications
Brand: Zhuzhou Old Craftsman Precision Alloy Co., Ltd.
SKU: 821295005

Hunan, ChinaZhuzhou Old Craftsman Precision Alloy Co., Ltd.

US$68.00

10-49 kg

US$66.00

50+ kg

Sample price:US$320.00/kg.Request sample

Product profile

Customization

Available

Customized

Standard

JIS, AISI

Model NO.

lgj170629013

Length

Stub-length

Type

Core Drill Bit

Material

Tungsten Carbide

Usage

Wood Drilling, Well Drilling, PCB Drilling, Metal Drilling, Masonry Drilling

Size

Any Size Accepted Customized

Grade

Yg6, Yg8, Yg8c, Yg11, Yg11c, Yg15c

Surface

Polished or Unground

Delivery Time

15days

Applications 

Cutting Tool

Tolerance

+/-0.05

Product Name

Cemented Carbide

Quality

100% Virgin Materials

Shiiping

DHL, FedEx, TNT, UPS, EMS

MOQ

10 PCS

Transport Package

Carton

Specification

Customized

Trademark

Old Craftsman

Origin

Hunan

HS Code

82090090

Production Capacity

7000kg/Month

Key features

Customized Size and Grade: Accepts any size and grades like YG6, YG8, Yg8c, Yg11, Yg11c, Yg15c.

High Hardness and Wear Resistance: Hip sintered tungsten carbide with 100% virgin raw materials.

OEM and ODM Service: Professional technical support for small orders and customization.

Fast Delivery Time: 15 days for customized orders; 5-10 days if goods are in stock.

ISO 9001 Certified: Manufactured under ISO 9001:2015 management system certification.

Wide Application Range: Suitable for wood, well, PCB, metal, and masonry drilling.

Strict Quality Control: 100% inspection of finished products including visual and function tests.

Free Sample Available: Free samples provided, buyer only pays for freight cost.

Company profile

Importers and ExportersYears of Export ExperiencePatents AwardedExhibition Experience

Zhuzhou Old Craftsman Precision Alloy Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2017-01-09 CertifiedNearest Port: Shanghai Port; Shenzhen PortAverage Response Time: ≤1.87h

AI-Powered supplier vetting

SummaryZhuzhou Old Craftsman Precision Alloy Co., Ltd. is a limited, non-group company focused on manufacturing, sales, and import/export of cemented carbide and related metal products. It reports 3D software design, ODM, OEM, SDK, new-product, and broad customization capabilities, supported by stated R&D and service procedures. The supplier has participated in EXPOMIN 2025 and reports one-month average lead times in both peak and off-seasons. A TUV Rheinland audit report is identified as valid from May 7, 2026 to May 6, 2027, but the audit result is recorded as “0” without an explanatory interpretation. The company has nine employees and no overseas warehouse, showroom, agent, or branch. Financial figures are not assessed here, in accordance with the privacy requirement. Evidence of specific customer cases is limited.

Supplier typeThe supplier is identified as a limited company, not part of a larger group, with a combined business type covering manufacturing, sales, and import/export. Its primary product is cemented carbide products, and its stated scope also includes related metal products, tooling, molds, and mining components.

After-Sales capabilityThe supplier states that it has written procedures and follow-up records for handling customer complaints, as well as a corrective and preventive action mechanism with procedures and records. This directly supports a documented after-sales issue-handling process.

R&D capabilityThe supplier reports new products within the past year, 3D software design services, ODM and OEM capability, and an available SDK. Its company description also emphasizes technology and innovation, providing direct evidence of product-development and technical-service capability.

Production capacityThe supplier is identified as a manufacturer of cemented carbide products and related metal goods, with manufacturing included in its business scope. It reports one-month average lead times in both peak and off-seasons, five qualified suppliers for service capability, and access to Shanghai and Shenzhen ports; however, production capacity, equipment, and output volumes are not provided.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports 3D software design services, which supports its ability to develop customized solutions.