Straight Punches
Cylindrical Press-Fit Mounting (H7/m6). Browse 76 products from MISUMI and DAYTON with configurable dimensions and same-day shipping on standard catalog items.
Straight Punches (76 Products)
Close Space Straight Punches - Inch | DAYTON | Fast, Stable Alignment
Close Space Straight Punches - Inch by DAYTON for precise alignment in tight die cavities. Choose Angled or Regular head types. Request a quote.
Inch Close Space Straight Punches (CRN Coating) | DAYTON Tooling
Inch Close Space Straight Punches with CRN coating for long-wear cutting in close-tolerance tools. Built for stable punch guidance—request a quote.
Inch Standard Close Space Straight Punches with XAN DayTAN™ Coating | Dayton Advantage
Close Space Straight Punches (Inch) with XAN DayTAN™ coating for close tolerances in die and punch systems. Designed by Dayton for reliable performance—Request a quote.
Close Space Straight Punches - Inch XCD Coating | Dayton Manufacturing
Close Space Straight Punches - Inch with XCD Coating for precise blanking in tight tool space. Designed by Dayton for reliable wear life.
Close Space Straight Punches (Inch) XCDP Coating | Dayton Durability
Close Space Straight Punches (Inch) with XCDP coating for durable forming and punching. Inch size punches support stable tool life in press operations.
Close Space Straight Punches - Inch | Dayton Coated Options | Factory Direct
Close Space Straight Punches - Inch for tight-clearance die work. Angled or regular head options, durable coated surface choices, and stable guiding performance for production lines.
Close Space Straight Punches - Inch XN DayTride Coating | DAYTON Factory Direct
Close Space Straight Punches - Inch with XN DayTride coating from DAYTON for long tool life. Use in die work where straight punch guidance matters. Request a quote.
Close Space Straight Punches - Inch XNA Coating | DAYTON | Precision Punching Tools
Close Space Straight Punches - Inch with XNA coating for controlled punching in tight die spaces. DAYTON tooling for stable tool life. Request a quote.
DAYTON XNAD Coating Close Space Straight Punches - Inch | Fast Quote
DAYTON XNAD coating Close Space Straight Punches - Inch for accurate blanking and part positioning. Inch range sizes. Get fast quote.
Close Space Straight Punches Inch with XNAP Coating | DAYTON Manufacturing
Close space straight punches inch with XNAP coating for accurate forming and punch alignment. DAYTON hardened punch construction improves wear resistance. Request a quote.
Close Space Straight Punches - Inch, XNM Coating | DAYTON Advantage
Close Space Straight Punches - Inch, XNM Coating by DAYTON provide stable straight punching for tight-clearance dies. Request a quote.
Close Space Straight Punches - Inch, XNP Coating | Dayton Manufacturing
Close Space Straight Punches - Inch with XNP Coating for improved wear resistance. Built for die and punch tooling; request a quote.
Straight Shank vs Shoulder Shank: Boundary Check
Straight punches use a uniform cylindrical shank with press-fit (interference fit) retention. Shoulder punches use a stepped shank with head-to-plate mechanical retention. Understanding the boundary helps you avoid incorrect punch selection.
You Are in the Right Place If:
- Your punch plate has precision-reamed bores for H7 tolerance fit
- Your die design uses a ball-lock retainer system
- You need maximum punch density (straight shanks require less plate real estate than stepped shanks)
- Your punch diameter is uniform from tip to shank (no step needed)
Consider Shoulder Punches Instead If:
- You need positive retention against high stripping forces (shoulder provides mechanical lock)
- Your punch plate bores are not precision-reamed (press-fit requires tight tolerance bores)
- The punch must be easily removable by hand for frequent replacement
- Your die operates at extreme temperatures where thermal expansion changes interference fit
Press-Fit Tolerance Specifications
Standard straight punch interference fit: H7/m6. Bore tolerance: H7 (+0.000 / +0.015mm for 10mm nominal). Shank tolerance: m6 (+0.009 / +0.025mm for 10mm nominal). Resulting interference: 0.009-0.025mm. Assembly method: press-fit using an arbor press at room temperature. Do not heat the punch plate for insertion - this risks tempering the hardened bore surface.
About Straight Punches
Straight punches feature a uniform cylindrical shank retained by press-fit (interference fit) in the punch plate bore. The H7/m6 fit provides 0.009-0.025mm interference for secure retention without mechanical shoulders or screws. This 76-product range covers standard diameters from 1.0mm to 32mm in SKD11 (HRC 58-62) and SKH51 (HRC 63-65) materials. Available in JIS and inch standards from MISUMI and DAYTON.
Application Scenarios
High-Density Progressive Die Layouts
Multi-station progressive dies with tight punch spacing require the smallest possible shank footprint to maximize the number of punches per die area.
Why straight punches fit: Uniform cylindrical shank requires only a single-diameter bore in the punch plate. No stepped bore or counterbore needed, allowing punch-to-punch spacing as close as 1.5x shank diameter.
Ball-Lock Retainer Systems
Quick-change die systems using ball-lock retainers require cylindrical shanks with a precision groove for the locking balls.
Why straight punches fit: The uniform cylindrical profile is compatible with ball-lock retainer sleeves. The precision-ground groove engages the retainer balls for secure retention with one-quarter-turn removal capability.
Frequently Asked Questions
What is the recommended press-fit interference for H7/m6 straight punches?+
How do straight punches benefit tight-pitch progressive die layouts?+
Do you offer straight punches with pre-ground tip angles?+
What are the volume discount tiers for straight piercing punches?+
Engineering Resources
Need a Custom Quote?
Send your specifications and receive a quote. MOQ: 1 piece. Custom dimensions available.