21mm 2xD U-drill for SPMG 060204 Inserts

21mm 2xD U-drill for SPMG 060204 Inserts
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Our Price:  £21.00
List Price:  £31.50
Saving Of:  £10.50 (33%)
(Exc. 20% VAT)(£25.20 Inc. VAT)

Model:  C25-2D21-45SP06
Brand:  APT Tools

Shipped Weight:  328 g

Availability:  

4 in stock, no more available  

4 in stock, no more available

APT Tools

Tools for Indexable Inserts


21mm diameter 4xD U Drill uses SPMG 060204 Inserts.

25mm shank, 45mm max drilling depth.

Thru' coolant from the rear only (no side coolant hole).

Dimensions for C25-2D21-45-SP06 (mm)
Diameter (D) Max Depth (L1) Body Length (L2) Shank Length (L3)
21 45 60 56
Overall Length (L) Shank Diameter (D1) Hole Thread (G) Inserts Used
116 25 M12x1.75 SPMG 060204
General cutting parameters when using our SPMG 060204 UM25 Inserts
Material Hardness HB Cutting Speed VC: m/min Feed f mm/rev
Non alloyed steel 0-0.45% C 150-250 160-250 0.06-0.15
Low alloyed steel 250-300 150-220 0.08-0.14
High alloyed steel 200 100-220 0.08-0.14
Corrosion resistant steel 200 100-200 0.08-0.15
Stainless - Ferritic 150-270 100-230 0.06-0.12
Stainless - Austenitic 150-250 70-150 0.06-0.12
Stainless - Duplex 230-260 60-130 0.06-0.10
Stainless - Martensitic 330 60-230 0.06-0.10

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