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Step Drills

29 products step-drills ✕

[Seshin Buffalo] — T5-412 Step Drill 4-Flute Cobalt Step Drill – Twist Type (Hex Shank)

Seshin Buffalo T5-412 is a 4-flute cobalt step drill with a twist-type design and hex shank, sourced direct from Korea. Step drills like this are commonly used in metalworking and fabrication to drill multiple hole diameters in a single pass through sheet metal, steel panels, and thin-walled materials, reducing tool changes on the shop floor. Request a quote today for export-ready supply of Seshin Buffalo cutting tools at competitive pricing through a KITA-registered Korean exporter.

Brand: Seshin Buffalo Category: Step Drills 5 models

Product Code	Description	Brand	Spec
115-4830	T5-412(HEX,TiAlN,4F)	Seshin Buffalo	T5-412(HEX,TiAlN,4F) \| Shank Diameter: 6.35 \| Range: 4~12 \| Size Increment: 2
115-4849	T9-412(HEX,TiAlN,4F)	Seshin Buffalo	T9-412(HEX,TiAlN,4F) \| Shank Diameter: 6.35 \| Range: 4~12 \| Size Increment: 1
115-4858	T7-618(HEX,TiAlN.4F)	Seshin Buffalo	T7-618(HEX,TiAlN.4F) \| Shank Diameter: 6.35 \| Range: 6~18 \| Increment Size: 2
115-4867	T10-422(HEX,TiAlN,4F)	Seshin Buffalo	T10-422(HEX,TiAlN,4F) \| Shank Diameter: 6.35 \| Range: 4~22 \| Increment Size: 2
115-4876	T13-535(HEX,TiAlN,4F)	Seshin Buffalo	T13-535(HEX,TiAlN,4F) \| Shank Diameter: 6.35 \| Range: 5~35 \| Size Increment: 2~3

[Seshin Buffalo] — T5-412 Step Drill Cobalt Step Drill – Twist Type

Seshin Buffalo T5-412 Cobalt Step Drill (Twist Type) is a multi-diameter stepped cutting tool designed for drilling progressively sized holes in a single pass, sourced direct from Korea. Step drills of this type are widely used in sheet metal fabrication, electrical enclosure work, and light structural applications where clean, burr-free holes of varying diameters are needed without tool changes. Request a quote today for export-ready supply at competitive pricing through a KITA-registered Korean exporter.

Brand: Seshin Buffalo Category: Step Drills 5 models

Product Code	Description	Brand	Spec
113-9770	T5-412(SKH55)	Seshin Buffalo	T5-412(SKH55) \| Shank Diameter: 10 \| Range: 4~12 \| Size Increment: 2
113-9789	T9-412(SKH55)	Seshin Buffalo	T9-412(SKH55) \| Shank Diameter: 10 \| Range: 4~12 \| Size Increment: 1
113-9798	T7-618(SKH55)	Seshin Buffalo	T7-618(SKH55) \| Shank Diameter: 10 \| Range: 6~18 \| Size Increment: 2
113-9804	T10-422(SKH55)	Seshin Buffalo	T10-422(SKH55) \| Shank Diameter: 10 \| Range: 4~22 \| Incremental Size: 2
113-9813	T13-535(SKH55)	Seshin Buffalo	T13-535(SKH55) \| Shank Diameter: 10 \| Range: 5~35 \| Increment Size: 2~3

[Seshin Buffalo] — T5-412 Step Drill Step Drill – Twist Type

Seshin Buffalo T5-412 Step Drill (Twist Type) is a multi-diameter step drill designed to bore clean, incremental holes in sheet metal and thin plate materials, sourced direct from Korea. Twist-type step drills like this are commonly used by fabricators, electricians, and HVAC installers to create precisely sized holes in a single pass without requiring bit changes. Request a quote today for export-ready supply, competitive Korea-direct pricing, and reliable fulfillment through a KITA-registered Korean exporter.

Brand: Seshin Buffalo Category: Step Drills 5 models

Product Code	Description	Brand	Spec
112-8349	T5-412(TiN)	Seshin Buffalo	T5-412(TiN) \| Shank Diameter: 10 \| Range: 4~12 \| Size Increment: 2
112-8358	T9-412(TiN)	Seshin Buffalo	T9-412(TiN) \| Shank Diameter: 10 \| Range: 4~12 \| Size Increment: 1
112-8367	T7-618(TiN)	Seshin Buffalo	T7-618(TiN) \| Shank Diameter: 10 \| Range: 6~18 \| Size Increment: 2
112-8376	T10-422(TiN)	Seshin Buffalo	T10-422(TiN) \| Shank Diameter: 10 \| Range: 4~22 \| Incremental Size: 2
112-8385	T13-535(TiN)	Seshin Buffalo	T13-535(TiN) \| Shank Diameter: 10 \| Range: 5~35 \| Size Increment: 2~3

[Seshin Buffalo] — T9-412 Step Drill Step Drill – Twist Type

Seshin Buffalo T9-412 Twist Type Step Drill is a multi-diameter cutting tool designed to drill progressively sized holes in a single pass, sourced direct from Korea. Step drills of this twist-flute design are widely used in sheet metal fabrication, electrical panel work, and light structural applications where clean, burr-free holes of varying sizes are needed without tool changes. Request a quote today for export-ready supply at competitive pricing through a KITA-registered Korean exporter.

Brand: Seshin Buffalo Category: Step Drills 7 models

Product Code	Description	Brand	Spec
101-6099	T9-412	Seshin Buffalo	T9-412 \| Shank Diameter: 10 \| Range: 4~12 \| Size Increment: 1
101-6105	T7-618	Seshin Buffalo	T7-618 \| Shank Diameter: 10 \| Range: 6~18 \| Size Increment: 2
101-6114	T10-422	Seshin Buffalo	T10-422 \| Shank Diameter: 10 \| Range: 4~22 \| Size Increment: 2
101-6123	T13-535	Seshin Buffalo	T13-535 \| Shank Diameter: 10 \| Range: 5~35 \| Size Increment: 2~3
101-6141	T5-412	Seshin Buffalo	T5-412 \| Shank Diameter: 10 \| Range: 4~12 \| Size Increment: 2
118-0172	T13-630	Seshin Buffalo	T13-630 \| Shank Diameter: 10 \| Range: 6~30 \| Incremental Size: 2
118-0181	T12-638	Seshin Buffalo	T12-638 \| Shank Diameter: 10 \| Range: 6~38 \| Size Increment: 2~4

[T&C Shark] — SD090-M8 Step Drill

T&C Shark SD090-M8 Step Drill is a multi-diameter stepped cutting tool designed to drill progressive hole sizes in a single pass, sourced direct from Korea. Step drills like this are commonly used in sheet metal fabrication, electrical enclosure work, and HVAC panel production where clean, burr-free holes of varying diameters are needed without tool changes. Request a quote today for export-ready supply of this step drill at competitive pricing through a KITA-registered Korean exporter.

Brand: T&C Shark Category: Step Drills 10 models

Product Code	Description	Brand	Spec
350-3207	SD090-M8	T&C Shark	M8 (1-90°) \| Spec: M8 \| Overall Length: 100 \| d1: 8.4 \| d2: 16.4 \| Shank Diameter: 12 \| Small Diameter Length: 19
350-3225	SD090-M2	T&C Shark	M2 (1-90°) \| Spec: M2 \| Overall Length: 45 \| d1: 2.2 \| d2: 4.6 \| Shank Diameter: 4.6 \| Small Diameter Length: 6
350-3234	SD090-M2.5	T&C Shark	M2.5 (1-90°) \| Spec: M2.5 \| Overall Length: 45 \| d1: 2.7 \| d2: 5.7 \| Shank Diameter: 5.7 \| Small Diameter Length: 7
350-3289	SD090-M10	T&C Shark	M10 (1-90°) \| Spec: M10 \| Overall Length: 110 \| d1: 10.5 \| d2: 20.4 \| Shank Diameter: 12 \| Small Diameter Length: 23
350-3298	SD090-M3	T&C Shark	M3 (1-90°) \| Spec: M3 \| Overall Length: 45 \| d1: 3.2 \| d2: 6.5 \| Shank Diameter: 6.5 \| Small Diameter Length: 9
350-3304	SD090-M3.5	T&C Shark	M3.5 (1-90°) \| Spec: M3.5 \| Overall Length: 50 \| d1: 3.7 \| d2: 7.6 \| Shank Diameter: 7.6 \| Small Diameter Length: 10
350-3322	SD090-M6	T&C Shark	M6 (1-90°) \| Spec: M6 \| Overall Length: 63 \| d1: 6.4 \| d2: 12.4 \| Shank Diameter: 12.4 \| Small Diameter Length: 15
350-3340	SD090-M4	T&C Shark	M4 (1-90°) \| Spec: M4 \| Overall Length: 50 \| d1: 4.3 \| d2: 8.6 \| Shank Diameter: 8.6 \| Small Diameter Length: 11
350-3359	SD090-M5	T&C Shark	M5 (1-90°) \| Spec: M5 \| Overall Length: 55 \| d1: 5.3 \| d2: 10.4 \| Shank Diameter: 10.4 \| Small Diameter Length: 13
350-3650	SD090-M12	T&C Shark	M12 (1-90°) \| Spec: M12 \| Overall Length: 120 \| d1: 13.0 \| d2: 25.0 \| Shank Diameter: 12 \| Small Diameter Length: 28

[T&C Shark] — SD180-M6 Step Drill

T&C Shark SD180-M6 Step Drill is a multi-diameter stepped cutting tool designed to drill progressively sized holes in a single pass, sourced direct from Korea. Step drills like this are commonly used by electricians, sheet metal fabricators, and HVAC technicians to create clean, burr-free holes in thin materials such as steel panels, aluminum sheet, and plastic enclosures without the need to swap bits. Request a quote today to access export-ready supply, competitive pricing, and reliable fulfillment through a KITA-registered Korean exporter.

Brand: T&C Shark Category: Step Drills 10 models

Product Code	Description	Brand	Spec
350-3191	SD180-M6	T&C Shark	M6 (1-180°) \| Spec: M6 \| Overall Length: 63 \| d1: 6.6 \| d2: 11.0 \| Shank Diameter: 11.0 \| Small Diameter Length: 15
350-3216	SD180-M5	T&C Shark	M5 (1-180°) \| Spec: M5 \| Overall Length: 55 \| d1: 5.5 \| d2: 10.0 \| Shank Diameter: 10.0 \| Small Diameter Length: 13
350-3243	SD180-M10	T&C Shark	M10 (1-180°) \| Spec: M10 \| Overall Length: 110 \| d1: 11.0 \| d2: 18.0 \| Shank Diameter: 12.0 \| Small Diameter Length: 23
350-3252	SD180-M3	T&C Shark	M3 (1-180°) \| Spec: M3 \| Overall Length: 45 \| d1: 3.4 \| d2: 6.0 \| Shank Diameter: 6.0 \| Small Diameter Length: 9
350-3270	SD180-M8	T&C Shark	M8 (1-180°) \| Spec: M8 \| Overall Length: 100 \| d1: 9.0 \| d2: 15.0 \| Shank Diameter: 12.0 \| Small Diameter Length: 19
350-3313	SD180-M4	T&C Shark	M4 (1-180°) \| Spec: M4 \| Overall Length: 50 \| d1: 4.5 \| d2: 8.0 \| Shank Diameter: 8.0 \| Small Diameter Length: 11
350-3331	SD180-M12	T&C Shark	M12 (1-180°) \| Spec: M12 \| Overall Length: 110 \| d1: 14.0 \| d2: 20.0 \| Shank Diameter: 12.0 \| Small Diameter Length: 28
350-3368	SD180-M2	T&C Shark	M2 (1-180°) \| Spec: M2 \| Overall Length: 45 \| d1: 2.4 \| d2: 4.3 \| Shank Diameter: 4.3 \| Small Diameter Length: 6
350-3669	SD180-M2.5	T&C Shark	M2.5 (1-180°) \| Spec: M2.5 \| Overall Length: 45 \| d1: 2.9 \| d2: 5.0 \| Shank Diameter: 5.0 \| Small Diameter Length: 7
350-3678	SD180-M14	T&C Shark	M14 (1-180°) \| Spec: M14 \| Overall Length: 120 \| d1: 16.0 \| d2: 24.0 \| Shank Diameter: 12.0 \| Small Diameter Length: 34

[T&C Shark] — SDC-M10 Drill Tap

T&C Shark SDC-M10 Drill Tap is a combination cutting tool designed to drill and tap threads in a single operation, sourced direct from Korea. Drill taps like this are commonly used in metalworking and fabrication environments where efficiency matters, eliminating the need to switch between separate drilling and tapping tools. Request a quote today for export-ready supply at competitive pricing through a KITA-registered Korean exporter.

Brand: T&C Shark Category: Step Drills 7 models

Product Code	Description	Brand	Spec
350-4604	SDC-M10	T&C Shark	M10 \| Spec: M10×1.5 \| Overall Length: 90 \| Shank Diameter: 7.0 \| Small Diameter Length: 12 \| Thread Length: 18
350-4613	SDC-M3	T&C Shark	M3 \| Spec: M3 X 0.5 \| Overall Length: 55 \| Shank Diameter: 4.0 \| Small Diameter Length: 5 \| Thread Length: 10
350-4622	SDC-M4	T&C Shark	M4 \| Spec: M4 ×0.7 \| Overall Length: 60 \| Shank Diameter: 5.0 \| Small Diameter Length: 6 \| Thread Length: 13
350-4631	SDC-M5	T&C Shark	M5 \| Spec: M5 ×0.8 \| Overall Length: 66 \| Shank Diameter: 5.5 \| Small Diameter Length: 7 \| Thread Length: 15
350-4640	SDC-M6	T&C Shark	M6 \| Spec: M6 ×1.0 \| Overall Length: 72 \| Shank Diameter: 6.0 \| Small Diameter Length: 8 \| Thread Length: 15
350-4659	SDC-M8	T&C Shark	M8 \| Spec: M8 ×1.25 \| Overall Length: 85 \| Shank Diameter: 6.2 \| Small Diameter Length: 11 \| Thread Length: 16
350-4835	SDC-M12	T&C Shark	M12 \| Spec: M12×1.75 \| Overall Length: 106 \| Shank Diameter: 8.5 \| Small Diameter Length: 15 \| Thread Length: 21

[T&C Shark] — TRE 412-1 Step Drill

T&C Shark TRE 412-1 Step Drill is a multi-diameter step drill designed to create clean, progressively sized holes in a single pass, sourced direct from Korea. Step drills like this are widely used by electricians, sheet metal workers, and fabricators for drilling through thin materials such as steel panels, aluminum, and plastic without the need to swap bits. Request a quote today for export-ready supply, competitive pricing, and reliable fulfillment through a KITA-registered Korean exporter.

Brand: T&C Shark Category: Step Drills 5 models

Product Code	Description	Brand	Spec
350-4686	TRE 412-1	T&C Shark	TRE-01 (4~12MM) \| Range: 4~12 \| Shank: 10 \| Size Increment: 1
350-4701	TRE 412-2	T&C Shark	TRE-02 (4~12MM) \| Range: 4~12 \| Shank Diameter: 10 \| Increment Size: 2
350-4710	TRE 618-2	T&C Shark	TRE-03 (6~18MM) \| Range: 6~18 \| Shank: 10 \| Size Increment: 2
350-4729	TRE 422-2	T&C Shark	TRE-04 (4~22MM) \| Range: 4~22 \| Shank: 10 \| Size Increment: 2
350-4738	TRE 535-2	T&C Shark	TRE-05 (5~35MM) \| Range: 5~35 \| Shank Diameter: 10 \| Increment Size: 2~3

[T&C Shark] — TRESH 412-1 Step Drill – Twist Type (HEX)

T&C Shark TRESH 412-1 Step Drill in a twist-type hex-shank design delivers precise stepped hole drilling in a single pass, sourced direct from Korea. Step drills of this type are widely used in sheet metal fabrication, electrical enclosure work, and light structural applications where multiple hole diameters are needed without tool changes. Request a quote today for export-ready supply, competitive pricing, and reliable fulfillment through a KITA-registered Korean exporter.

Brand: T&C Shark Category: Step Drills 4 models

Product Code	Description	Brand	Spec
350-6073	TRESH 412-1	T&C Shark	TRESH412-1 (4~12MM) \| Shank Diameter: 1/4 \| Range: 4~12 \| Incremental Size: 1
350-6082	TRESH 521-2	T&C Shark	TRESH521-2 (5~21MM) \| Shank Diameter: 1/4 \| Range: 5~21 \| Increment Size: 2
350-6091	TRESH 422-2	T&C Shark	TRESH422-2 (4~22MM) \| Shank Diameter: 1/4 \| Range: 4~22 \| Increment Size: 2
350-9131	TRESH 535-2	T&C Shark	TRESH535-2 (5~35MM) \| Shank Diameter: 1/4 \| Range: 5~35 \| Size Increment: 2~3