What materials can these drills handle?

They are perfect for drilling thin sections of metal (steel, brass, aluminum, copper up to 1/8" thick), plastic, and wood.

What shank types are available?

We offer Round shank, Hex shank, Three flat shank, and Hex quick change shank options.

3PCS HSS Step Drills Set

Name: 3PCS HSS Step Drills Set
Brand: Shanghai Ostar Tools Int'l Co., Ltd.
SKU: 763954265

Shanghai, ChinaShanghai Ostar Tools Int'l Co., Ltd.

US$2.00-9.50

200 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Type

Countersink Drill Bit

Material

High Speed Steel

Model NO.

30601

Usage

Metal Drilling

Surface

Bright Fully Ground, Titanium Coated

Transport Package

Blistar Card, Plastic Tube, Bag

Specification

almost popular size

Trademark

OEM or OSTAR

Origin

Shanghai

HS Code

820750900

Production Capacity

100000PCS Each Month

Key features

Versatile Step Drill Set: 3-piece set covers multiple sizes from 4mm to 39mm for various metal, plastic, and wood drilling needs.

High Speed Steel Material: Made from durable High Speed Steel (HSS) for long-lasting performance in metal drilling applications.

Multiple Shank Options: Available with Round, Hex, Three flat, or Hex quick change shanks to fit different drill chucks.

Various Surface Treatments: Options include White bright, Titanium coated, Black nitrided, and Cobalt coated for enhanced durability.

No Pilot Hole Required: Designed to drill round holes in most metals up to 1/8 inch thick without needing center punching.

Laser-Etched Markings: Hole sizes are permanently laser-etched in the flute areas for easy identification and accuracy.

OEM Branding Service: We provide OEM services for customers, allowing for custom branding under your own label.

Strict Quality Control: Every product is carefully inspected and tested before packing to ensure high quality standards.

Company profile

Shanghai Ostar Tools Int'l Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2003-02-14Nearest Port: SHANGHAIAverage Response Time: ≤18hTerms of Payment: LC, T/T, PayPalInternational Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryThe supplier is identified as Shanghai Ostar Tools Int'l Co., Ltd., a China-based limited trading company also described as a manufacturer/factory, focused on tools and hardware. Evidence indicates export activity since 2003, self-operated import/export rights, and 90% of sales from exports. Its stated product range includes hole saws, saw blades, drill bits, diamond tools, and other cutting accessories. Management certifications listed are BSCI and ISO 9001. Production evidence includes five production lines and reported output of 5,000,000 bi-metal hole saw pieces, while R&D engineers and quality-control staff are each listed as fewer than five. The company states that it maintains dedicated departments for sales, technical supply, manufacturing monitoring, artwork design, shipping, quality control, and after-sales service. Specific evidence for financial strength, customization capability, and named customer cases is insufficient.

Supplier typeThe supplier is classified as a trading company and is also described as a manufacturer/factory. Its business is centered on tools and hardware, with products including hole saws, saw blades, drill bits, and related cutting tools.

CertificationsThe supplier lists BSCI and ISO 9001 management-system certifications. These certifications provide explicit evidence of formal social-compliance and quality-management systems, although no certificate scope or validity details are provided.

After-Sales capabilityThe company explicitly states that after-sales service is a dedicated work division, alongside sales, technical supply, manufacturing monitoring, shipping, and quality control. This supports the existence of an organized after-sales function, though service response performance is not documented.

Production capacityThe supplier presents itself as a manufacturer and exporter of cutting tools, operates five production lines, and reports annual production of 5,000,000 bi-metal hole saw pieces. These stated production resources and output provide explicit evidence of manufacturing capability, although broader capacity across all products is not specified.