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Precision Grade Counterbores with pilots for tapping size holes
Standard DIN / ISO Certified
Quality AS9100 Compliant
Traceability Batch Certified
90° Countersinks In Stock

Counterbores with pilots for tapping size holes

Material Suitability & Application (ISO 513)

Standard ISO cutting material application classifications for this tooling.

P Steel / Carbon Steel Structural steels, carbon & alloy steels ✓ Suitable
M Stainless Steel Austenitic, ferritic & duplex stainless ✓ Suitable
K Cast Iron Grey cast iron (GG) & nodular (GGG) ★ Optimal Choice
N Non-Ferrous / Al Aluminium alloys, brass & copper ✓ Suitable
S Exotics / Titanium Heat-resistant superalloys & titanium ✓ Suitable
H Hardened Steel High hardness steel alloys 45–65 HRC ✓ Suitable

Available Dimensions & Variants

Select standard stock items from the schedule below. Custom geometries available on order.

SKU Price Shank Ø Total length Nominal Ø mm Nominal dimension thread Action
326 6.000 Price on Request 5.000 71.000 6.000 M 3 Enquire Item →
326 8.000 Price on Request 5.000 71.000 8.000 M 4 Enquire Item →
326 10.000 Price on Request 8.000 80.000 10.000 M 5 Enquire Item →
326 11.000 Price on Request 8.000 80.000 11.000 M 6 Enquire Item →
326 15.000 Price on Request 12.500 100.000 15.000 M 8 Enquire Item →
326 18.000 Price on Request 12.500 100.000 18.000 M10 Enquire Item →
326 20.000 Price on Request 12.500 100.000 20.000 M12 Enquire Item →
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