HSS Drill Bits for Metal Cutting
BOAN Tools supplies HSS twist drill bits for metal drilling, covering straight shank, taper shank, reduced shank, jobber length, taper length, stub length, extra-long and special-purpose drill configurations. The range is built for buyers who need clear size options, finish choices, point styles and supplier coordination for repeat purchasing or custom requirements.
HSS Drill Bit Range for Metalworking Buyers
BOAN’s HSS metal drill bit range includes:
Straight Shank Twist Drills
DIN 338, DIN 340, DIN 1897, DIN 1869, ANSI B94.11 jobber length and ANSI taper length options.
Taper Shank Twist Drills
DIN 345 and ANSI taper shank drill configurations for larger-diameter and machine-use requirements.
Reduced Shank Drill Bits
HSS 1/2" parallel shank drill bits for applications where a larger cutting diameter must fit a limited chuck capacity.
Double End Twist Drills
HSS double-end designs for drilling steel, cast steel, malleable iron, sintered metal, non-ferrous metal and plastic.
Special Purpose Tools
Hex shank drills, triangle shank drills, hole saw pilot drills, single-end bodies, double-end bodies and centre drills.
Dimensions, Length Standards and Working Geometry
Key Drill Dimensions
- D: drill diameter
- L1: overall length
- L2: flute length or working length
- d: shank diameter, used where the shank differs from the cutting diameter
Representative Catalog Ranges
| Standard / Series | Diameter Range | Shank Type |
|---|---|---|
| DIN 338 (General) | Metric 0.2 mm – 20 mm | Straight Shank |
| DIN 340 (Long) | Metric 1 mm – 20 mm | Straight Shank |
| DIN 1897 (Stub) | Metric 1 mm – 20 mm | Straight Shank |
| DIN 1869 (Extra-Long) | Metric 2 mm – 13 mm (Multiple length groups) | Straight Shank |
| DIN 345 (Taper) | Metric 5 mm – 100 mm | Morse Taper Shank |
| HSS 1/2" Parallel | Larger cutting diameters | 1/2" Reduced Shank |
| ANSI Jobber / Taper | Fractional, Wire Gauge, Letter sizes | Straight Shank |
Point Styles and Finishes for Different Metal Drilling Needs
Available finish and production options shown in the BOAN catalog include bright finish, TiN coated, black oxide, grey flute with white edge, black flute with white edge, black flute with gold edge, amber color, rainbow color and bright finished variants. Production techniques shown across the HSS range include roll forged, half ground, fully ground and milled options.
Common Finishes
- • Bright Finish
- • Black Oxide
- • TiN Coated (Titanium Nitride)
- • Black Flute / Gold Edge
- • Amber / Rainbow Color
Point Geometries
- • 118° Standard Point
- • 135° Standard Point
- • 118° Split Point
- • 135° Split Point
Buyers should match point geometry, finish and flute construction to the metal type, drilling depth, machine condition and expected order volume.
Common Sourcing Problems This Page Helps Resolve
Unclear standard selection
Can create mismatched quotations.
BOAN separates DIN 338, DIN 340, DIN 1897, DIN 1869, ANSI jobber length, ANSI taper length, DIN 345 taper shank and reduced shank options so buyers can start from the correct standard before discussing finish, point and packaging.
Varying working depths
Metal drilling requirements vary by material and depth.
The page helps buyers compare short, jobber, long, extra-long, taper shank and reduced shank formats instead of treating all HSS drill bits as one item.
Finish and point suitability
Incorrect choices affect tool life.
BOAN’s cataloged finish and point options allow buyers to specify whether they need bright, black oxide, TiN coated or other finish styles and whether split-point options are required.
Inconsistent RFQ communication
Repeat sourcing needs a shared language.
The use of D, L1, L2 and shank diameter references gives procurement and engineering teams a shared language for RFQ preparation.
Where HSS Metal Drill Bits Are Commonly Used
HSS drill bits are commonly selected for general metal drilling, fabrication work, maintenance, workshop operations and industrial tool assortment programs. Based on the BOAN catalog, the HSS double end twist drill range is used for steel, cast steel, malleable iron, sintered metal, non-ferrous metal and plastic.
For stainless steel, hardened materials or heavy-duty metal drilling, buyers should confirm material grade, drill geometry, finish, machine setup and expected performance requirements before placing repeat orders.
Application & Material Matrix
HSS Metal Drill Bit Buyer Guide
What are the essential types of HSS drill bits for metal drilling?
Start with the working format. Straight shank twist drills cover many handheld and machine drilling needs. Jobber length is the common general-purpose choice. Stub drills improve rigidity in shorter holes. Long and extra-long drills solve reach requirements. Taper shank drills are used for larger machine-drilling setups. Reduced shank drills allow a larger cutting diameter to fit a limited chuck size. BOAN’s catalog includes all of these HSS metal drill bit directions.
How do I choose the right HSS drill bit size?
Confirm the hole diameter first, then match it to the standard size system used by your market or drawing: metric, fractional, wire gauge or letter size. Use catalog dimensions such as D, L1 and L2 to check whether the drill has enough flute length and overall reach. For repeat purchasing, include the standard, diameter, length series, finish, point style and packaging preference in the RFQ.
How should I choose an HSS drill bit for tapping?
A tapping hole should be selected from the thread size, thread standard, material and required engagement. For procurement, ask buyers to provide thread size, workpiece material and whether the hole is through or blind so the correct drill and tap combination can be discussed.
Are cobalt drill bits better than standard HSS drill bits?
Cobalt drill bits are often considered when buyers need better heat resistance for tougher metal-drilling conditions, especially stainless steel or harder metals. Standard HSS drill bits remain a practical choice for many general metalworking tasks. Material, machine stability, speed, coolant, hole depth and order budget all affect the selection.
Where should B2B buyers source HSS metal drill bits online?
A useful supplier page should show the actual product range, standards, size logic, finishes, point options, company identity and a practical inquiry path. BOAN’s page should help buyers send a clear RFQ by naming the standard, diameter range, finish, point type, packaging and any custom drawing requirement.
How can buyers evaluate durable or heavy-duty HSS drill bits?
Guide buyers to compare material grade, manufacturing method, point geometry, coating or finish, size consistency, application material, packaging and supplier documentation. The page presents BOAN’s verified catalog options and factory/testing materials as buyer evaluation inputs.
Why Buyers Use BOAN for HSS Drill Bit Sourcing
Cataloged Product Breadth
One supplier range covers straight shank, taper shank, reduced shank, double end and special-purpose HSS drill configurations.
Standard-Based Selection
DIN and ANSI options help buyers align quotations with drawings, market requirements and replacement programs.
Finish and Point Flexibility
Cataloged options include bright, black oxide, TiN coated and other finish styles, plus standard and split-point geometries.
Custom-Tool Discussion
BOAN states that special tools can be produced according to customer technical drawings when available.
Manufacturing, Inspection and Supplier Qualification
Jiangsu Boan Tools Co., Ltd. was established in 1998 in Huqiao Town, Danyang City, Jiangsu Province, China. The company specializes in producing HSS drills and related cutting tools.
Company materials show CNC workshop, grinding production workshop, rolling workshop and testing equipment scenes. Boan materials also show ISO 9001, BSCI, TÜV/VPA-related qualification materials and other supplier evaluation documents.
Factory Location: Huqiao Zhangxiang Village, Development Zone, Danyang City, Zhenjiang City, Jiangsu Province, P.R.China
Request HSS Drill Bit Specifications or a Quotation
Send your HSS drill bit requirement with the standard, size range, length series, finish, point style, shank type, application material, quantity and packaging preference. If the product is non-standard, include a drawing or sample description so the team can review the required configuration.
Or contact us directly: grace@boantools.com.cn | +86 15951803296