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AYCDHDCOSolid Carbide Through-Coolant Drill DCOSold2pcsDHF Solid Carbide Through-Coolant Drill DCO, the carbide counterpart of an HSS jobber drill, produces holes and, with its straight milling shank, mounts directly in a mill or machining-centre holder. Sister series include DAO (sizes 3~20mm), DBO (sizes 3~20mm), DAVO (rated to HRC45). What sets this one apart is an ultra-fine MG0.6 substrate with a G10 coating, rated to HRC52. It covers diameter 4~12mm, flute length 43~114mm, overall length 81~162mm, depth-to-diameter 9~13D, 2 flutes, in 81 sizes, made in Taiwan. It machines carbon and alloy steel, cast iron. What is the smallest diameter? 4mm. How deep can it drill? 9~13D. Can it drill hardened steel? Not recommended; choose a high-hardness series instead. Typical uses: continuous deep-hole drilling, precision drilling in production parts, pilot holes before tapping.

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Cutting Tools Drill End Mill Shank Drill

Solid Carbide Through-Coolant Drill DCO

DHF Solid Carbide Through-Coolant Drill DCO, the carbide counterpart of an HSS jobber drill, produces holes and, with its straight milling shank, mounts directly in a mill or machining-centre holder.

Specifications (81 items)

Dia.

Flute length

Overall length

Shank dia.

Depth ratio (×D)

4~4.9

43~57

81~95

9.15~11.88

Expand this group (10 specs)

Part No.	Dia.	Flute length	Overall length	Shank dia.	Flutes
AYCDHDCO040	4	43	81	6	2
AYCDHDCO041	4.1	43	81	6	2
AYCDHDCO042	4.2	43	81	6	2
AYCDHDCO043	4.3	43	81	6	2
AYCDHDCO044	4.4	43	81	6	2
AYCDHDCO045	4.5	43	81	6	2
AYCDHDCO046	4.6	43	81	6	2
AYCDHDCO047	4.7	43	81	6	2
AYCDHDCO048	4.8	57	95	6	2
AYCDHDCO049	4.9	57	95	6	2

5~5.9

9.66~11.4

Expand this group (10 specs)

Part No.	Dia.	Flute length	Overall length	Shank dia.	Flutes
AYCDHDCO050	5	57	95	6	2
AYCDHDCO051	5.1	57	95	6	2
AYCDHDCO052	5.2	57	95	6	2
AYCDHDCO053	5.3	57	95	6	2
AYCDHDCO054	5.4	57	95	6	2
AYCDHDCO055	5.5	57	95	6	2
AYCDHDCO056	5.6	57	95	6	2
AYCDHDCO057	5.7	57	95	6	2
AYCDHDCO058	5.8	57	95	6	2
AYCDHDCO059	5.9	57	95	6	2

6~6.9

57~76

95~114

6~8

9.5~12.46

Expand this group (10 specs)

Part No.	Dia.	Flute length	Overall length	Shank dia.	Flutes
AYCDHDCO060	6	57	95	6	2
AYCDHDCO061	6.1	76	114	8	2
AYCDHDCO062	6.2	76	114	8	2
AYCDHDCO063	6.3	76	114	8	2
AYCDHDCO064	6.4	76	114	8	2
AYCDHDCO065	6.5	76	114	8	2
AYCDHDCO066	6.6	76	114	8	2
AYCDHDCO067	6.7	76	114	8	2
AYCDHDCO068	6.8	76	114	8	2
AYCDHDCO069	6.9	76	114	8	2

7~7.9

114

9.62~10.86

Expand this group (10 specs)

Part No.	Dia.	Flute length	Overall length	Shank dia.	Flutes
AYCDHDCO070	7	76	114	8	2
AYCDHDCO071	7.1	76	114	8	2
AYCDHDCO072	7.2	76	114	8	2
AYCDHDCO073	7.3	76	114	8	2
AYCDHDCO074	7.4	76	114	8	2
AYCDHDCO075	7.5	76	114	8	2
AYCDHDCO076	7.6	76	114	8	2
AYCDHDCO077	7.7	76	114	8	2
AYCDHDCO078	7.8	76	114	8	2
AYCDHDCO079	7.9	76	114	8	2

8~8.9

76~95

114~142

8~10

9.5~11.73

Expand this group (10 specs)

Part No.	Dia.	Flute length	Overall length	Shank dia.	Flutes
AYCDHDCO080	8	76	114	8	2
AYCDHDCO081	8.1	95	142	10	2
AYCDHDCO082	8.2	95	142	10	2
AYCDHDCO083	8.3	95	142	10	2
AYCDHDCO084	8.4	95	142	10	2
AYCDHDCO085	8.5	95	142	10	2
AYCDHDCO086	8.6	95	142	10	2
AYCDHDCO087	8.7	95	142	10	2
AYCDHDCO088	8.8	95	142	10	2
AYCDHDCO089	8.9	95	142	10	2

9~9.9

142

9.6~10.56

Expand this group (10 specs)

Part No.	Dia.	Flute length	Overall length	Shank dia.	Flutes
AYCDHDCO090	9	95	142	10	2
AYCDHDCO091	9.1	95	142	10	2
AYCDHDCO092	9.2	95	142	10	2
AYCDHDCO093	9.3	95	142	10	2
AYCDHDCO094	9.4	95	142	10	2
AYCDHDCO095	9.5	95	142	10	2
AYCDHDCO096	9.6	95	142	10	2
AYCDHDCO097	9.7	95	142	10	2
AYCDHDCO098	9.8	95	142	10	2
AYCDHDCO099	9.9	95	142	10	2

10~10.9

95~114

142~162

10~12

9.5~11.29

Expand this group (10 specs)

Part No.	Dia.	Flute length	Overall length	Shank dia.	Flutes
AYCDHDCO100	10	95	142	10	2
AYCDHDCO101	10.1	114	162	12	2
AYCDHDCO102	10.2	114	162	12	2
AYCDHDCO103	10.3	114	162	12	2
AYCDHDCO104	10.4	114	162	12	2
AYCDHDCO105	10.5	114	162	12	2
AYCDHDCO106	10.6	114	162	12	2
AYCDHDCO107	10.7	114	162	12	2
AYCDHDCO108	10.8	114	162	12	2
AYCDHDCO109	10.9	114	162	12	2

11~12

114

162

9.5~10.36

Expand this group (11 specs)

Part No.	Dia.	Flute length	Overall length	Shank dia.	Flutes
AYCDHDCO110	11	114	162	12	2
AYCDHDCO111	11.1	114	162	12	2
AYCDHDCO112	11.2	114	162	12	2
AYCDHDCO113	11.3	114	162	12	2
AYCDHDCO114	11.4	114	162	12	2
AYCDHDCO115	11.5	114	162	12	2
AYCDHDCO116	11.6	114	162	12	2
AYCDHDCO117	11.7	114	162	12	2
AYCDHDCO118	11.8	114	162	12	2
AYCDHDCO119	11.9	114	162	12	2
AYCDHDCO120	12	114	162	12	2

Specification Range

Diameter	4~12mm
Flute length	43~114mm
Overall length	81~162mm
Shank diameter	6~12mm
Depth ratio	9.15~12.46

Product Description

DHF Solid Carbide Through-Coolant Drill DCO, the carbide counterpart of an HSS jobber drill, produces holes and, with its straight milling shank, mounts directly in a mill or machining-centre holder. Sister series include DAO (sizes 3~20mm), DBO (sizes 3~20mm), DAVO (rated to HRC45). What sets this one apart is an ultra-fine MG0.6 substrate with a G10 coating, rated to HRC52. It covers diameter 4~12mm, flute length 43~114mm, overall length 81~162mm, depth-to-diameter 9~13D, 2 flutes, in 81 sizes, made in Taiwan. It machines carbon and alloy steel, cast iron. What is the smallest diameter? 4mm. How deep can it drill? 9~13D. Can it drill hardened steel? Not recommended; choose a high-hardness series instead. Typical uses: continuous deep-hole drilling, precision drilling in production parts, pilot holes before tapping.

Workpiece Materials & Hardness

Steel (P)
Cast iron (K)

Max. workpiece hardness HRC52

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Solid Carbide Through-Coolant Drill DCO

Specifications (81 items)

Specification Range

Product Description

Workpiece Materials & Hardness

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