What is the MOQ for this insert?

Standard MOQ is 10 pieces per grade. Trial orders and mixed-grade containers are welcome — tell us your target quantity in the RFQ form and we will confirm feasibility.

Can you produce custom grades or geometries?

Yes. We support custom substrate, coating and chipbreaker development. Send us your drawing, workpiece material and cutting parameters and our engineering team will propose a grade.

Do you offer samples before mass production?

Samples are available for qualified projects. Submit an RFQ with your application details and our sales team will arrange a trial order.

PUTE SPMG07T308-CM3 Drilling Insert - Grade PT5220

PUTE SPMG07T308-CM3 - K Shallow Hole Drilling Insert

Grade PT5220 | ISO: Cast Iron | SPMG07T308-CM3 | ISO-K

SKU PUTE-SPMG07T308-CM3-PT5220
MOQ 10 pcs

📩 Inquiry / RFQ

Pricing is quoted per project — send your requirements and we will respond with a formal offer.

Core Specifications

Insert Type	Square Insert	Material Group	K
Grade	PT5220	Chip Breaker	CM3
Shape	SN — Square	Series	SPMG-CM3
Dimension (mm)	øI.C=7.94, S=3.97, ød=2.85, Re=0.8
Coating	PVD	Cutting Direction	Neutral / Right / Left

Values shown are nominal catalogue data. Confirmed tolerances are stated on the inspection certificate.

Machining Capability

🛠️ Workpiece Material Cast Iron

⚙️ Machining Type Medium

🏷️ ISO Grade Range ISO-K

🚀 Vc (m/min) 150 – 350

📏 Feed fn (mm/rev) 0.12 – 0.40

📐 Depth of Cut ap (mm) 0.8 – 4.0

Grade Recommendation

Grade	Coating Type	Application	Workpiece
PT5220 Selected	PVD	Drilling — ISO K range	Cast Iron
PT5231	PVD	Turning — ISO H/K/M/N/P/S range	Universal (P,M,K,N,S,H)

Product Description

90° square insert, CM3 chipbreaker, for steel & cast iron drilling.

SKU	PUTE-SPMG07T308-CM3-PT5220
Model	SPMG07T308-CM3
Brand	PUTE
Grade	PT5220
Series	SPMG-CM3
Chipbreaker	CM3
Coating	PVD
Recommended	Recommended
ISO Material Group	K
ISO Material	Cast Iron
Dimension (mm)	øI.C=7.94, S=3.97, ød=2.85, Re=0.8
Category	Drilling Inserts

Technical Resources

📄

Insert Dimension Drawing

ISO dimension drawing with tolerance table (PDF / DWG).

Request Drawing

🔧

Recommended Toolholders

U-Drill Holder (2D / 3D / 4D) for WCMX / SPMG shallow hole drilling
SP Indexable Drill Body coolant-through, 13–63 mm

Why Buy From PUTE

🏅

Certified Quality

ISO 9001 quality system. Every production batch is backed by a material certificate and dimensional inspection report.

🔬

100% Inspection

Hardness, coating thickness and edge geometry are checked per batch before packing and shipment.

📦

Standard Packaging

10 pcs per plastic box, individually protected edges, carton with desiccant. Custom labels available on request.

🚚

Lead Time

Standard grades ship in 7–15 working days. Custom grades and special geometries: 20–30 working days.

🧪

Sample Policy

Trial quantities are available for qualified projects so you can validate performance on your own machines.

What is the MOQ policy?

Standard MOQ is 10 pcs per grade. Mixed-grade and trial orders are accepted — state your target quantity in the RFQ form and our team will confirm the most efficient combination.

Can you supply custom grades?

Yes. Custom substrate, coating and chipbreaker development is supported. Send your drawing, workpiece material and cutting parameters; our engineering team will recommend a grade.

Do you accept trial orders?

Trial orders are welcome. Provide your application details and we will arrange samples or a small trial batch before a volume commitment.

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