Step Drills (HSS)

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  Hexagonal Bolt Drill with Step For Submerged Use R Type DCB-TRM

  EIKOSHA

  [Features]
  · A stepped HSS drill capable of counterboring hex bolt heads.
  · Tapered shank.
  * Be sure to check the bolt cap's maximum diameter and drill counterbore diameter.
  

  Hole diameter (drill diameter) D(mm)	Overall Length L(mm)	Groove Length L(mm)	work material	Shank Type	Tool Material Type	With/without Oil Hole	Coating Y/N	Coating Type
  5.3 ～ 25	120 ～ 275	22 ～ 70	general steel[○] / Cast Iron[○] / Aluminum[○] / Copper[○]	Taper shank	High-speed steel	NA	NA	-

  From: ₹ 7,381.67
  Days to Ship: 6 Day(s) or more

  6 Day(s) or more

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  Stepped Drill (for Bolts with Hex Socket)

  TRUSCO NAKAYAMA

  [Features]
  · For hexagon socket head bolts.
  · For machining JIS B 1176 bolt holes or counterbores.
  [Applications]
  · Work materials: Cast iron, carbon steel, alloy steel, tool steel, stainless steel, aluminum alloy.

  Hole diameter (drill diameter) D(mm)	Overall Length L(mm)	Groove Length L(mm)	work material	Shank Type	Tool Material Type	With/without Oil Hole	Coating Y/N	Coating Type
  -	125 ～ 135	75 ～ 85	Stainless Steel[○] / Cast Iron[○] / Aluminum[○]	End Mill Shank	High-speed steel	-	-	-

  From: ₹ 8,781.42
  Days to Ship: 8 Day(s) or more

  8 Day(s) or more

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  Hexagonal Bolt Drill with Step For Submerged Use DCB-SRM

  EIKOSHA

  Step drill (HSS) with integrated drill fluting.
  [Features]
  · Hole drilling for hex socket head bolt and countersinking can be performed simultaneously.
  · A straight shank.
  [Applications]
  · Ideal for simultaneous machining involving drilling and sinking.

  Hole diameter (drill diameter) D(mm)	Overall Length L(mm)	Groove Length L(mm)	work material	Shank Type	Tool Material Type	With/without Oil Hole	Coating Y/N	Coating Type
  3.4 ～ 20	65 ～ 145	13 ～ 45	general steel[○] / Cast Iron[○] / Aluminum[○] / Copper[○]	straight shank	High-speed steel	NA	Available	Other

  From: ₹ 4,193.98
  Days to Ship: 5 Day(s) or more

  5 Day(s) or more

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  Stepped Drill (for Small Pan Head Screws)

  TRUSCO NAKAYAMA

  [Features]
  · For flat machine screws.
  · For machining JIS B 1101 bolt holes or counterbores.
  [Applications]
  · Work materials: Cast iron, carbon steel, alloy steel, tool steel, stainless steel, aluminum alloy.

  Hole diameter (drill diameter) D(mm)	Overall Length L(mm)	Groove Length L(mm)	work material	Shank Type	Tool Material Type	With/without Oil Hole	Coating Y/N	Coating Type
  -	65	25	Stainless Steel[○] / Cast Iron[○] / Aluminum[○]	End Mill Shank	High-speed steel	-	-	-

  From: ₹ 2,691.20
  Days to Ship: 5 Day(s) or more

  5 Day(s) or more

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  Straight Shank, Light Brand Drill, 90° Chamfer Type N 540

  GUHRING

  Chamfering and drilling can be performed in one step.

  Hole diameter (drill diameter) D(mm)	Overall Length L(mm)	Groove Length L(mm)	work material	Shank Type	Tool Material Type	With/without Oil Hole	Coating Y/N	Coating Type
  2.5 ～ 4.2	70 ～ 93	39 ～ 57	general steel[○] / Quenched and tempered steel[○] / Stainless Steel[○] / Cast Iron[○] / Aluminum[○]	straight shank	High-speed steel	NA	Available	Other

  From: ₹ 5,545.05
  Days to Ship: 7 Day(s) or more

  7 Day(s) or more

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  Tapered Shank, Subland Drill 90°, Chamfer Type N 541

  GUHRING

  Chamfering and drilling can be performed in one step.

  Hole diameter (drill diameter) D(mm)	Overall Length L(mm)	Groove Length L(mm)	work material	Shank Type	Tool Material Type	With/without Oil Hole	Coating Y/N	Coating Type
  6.8 ～ 17.5	162 ～ 248	81 ～ 150	general steel[○] / Quenched and tempered steel[○] / Stainless Steel[○] / Cast Iron[○] / Aluminum[○]	Taper shank	High-speed steel	NA	Available	Other

  From: ₹ 11,441.07
  Days to Ship: 23 Day(s) or more

  23 Day(s) or more

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  Hexagonal Bolt Drill with Step For Submerged Use Z Type DCB-TZM

  EIKOSHA

  A type of stepped drill that integrates functions of drilling and fluting (HSS).
  [Features]
  · Hole drilling for hex socket head bolt and countersinking can be performed simultaneously.
  · Tapered shank.
  [Applications]
  · Ideal for simultaneous machining involving drilling and sinking.

  Hole diameter (drill diameter) D(mm)	Overall Length L(mm)	Groove Length L(mm)	work material	Shank Type	Tool Material Type	With/without Oil Hole	Coating Y/N	Coating Type
  3.4 ～ 33	110 ～ 335	13 ～ 100	general steel[○] / Cast Iron[○] / Aluminum[○] / Copper[○]	Taper shank	High-speed steel	NA	NA	-

  From: ₹ 6,485.33
  Days to Ship: 6 Day(s) or more

  6 Day(s) or more

Brand
Product Series
From
Days to Ship
Hole diameter (drill diameter) D(mm)
Overall Length L(mm)
Groove Length L(mm)
work material
Shank Type
Tool Material Type
With/without Oil Hole
Coating Y/N
Coating Type

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Brand	EIKOSHA	TRUSCO NAKAYAMA	EIKOSHA	TRUSCO NAKAYAMA	GUHRING	GUHRING	EIKOSHA
Product Series	Hexagonal Bolt Drill with Step For Submerged Use R Type DCB-TRM	Stepped Drill (for Bolts with Hex Socket)	Hexagonal Bolt Drill with Step For Submerged Use DCB-SRM	Stepped Drill (for Small Pan Head Screws)	Straight Shank, Light Brand Drill, 90° Chamfer Type N 540	Tapered Shank, Subland Drill 90°, Chamfer Type N 541	Hexagonal Bolt Drill with Step For Submerged Use Z Type DCB-TZM
From	₹ 7,381.67	₹ 8,781.42	₹ 4,193.98	₹ 2,691.20	₹ 5,545.05	₹ 11,441.07	₹ 6,485.33
Days to Ship	6 Day(s) or more	8 Day(s) or more	5 Day(s) or more	5 Day(s) or more	7 Day(s) or more	23 Day(s) or more	6 Day(s) or more
Hole diameter (drill diameter) D(mm)	5.3 ～ 25	-	3.4 ～ 20	-	2.5 ～ 4.2	6.8 ～ 17.5	3.4 ～ 33
Overall Length L(mm)	120 ～ 275	125 ～ 135	65 ～ 145	65	70 ～ 93	162 ～ 248	110 ～ 335
Groove Length L(mm)	22 ～ 70	75 ～ 85	13 ～ 45	25	39 ～ 57	81 ～ 150	13 ～ 100
work material	general steel[○] / Cast Iron[○] / Aluminum[○] / Copper[○]	Stainless Steel[○] / Cast Iron[○] / Aluminum[○]	general steel[○] / Cast Iron[○] / Aluminum[○] / Copper[○]	Stainless Steel[○] / Cast Iron[○] / Aluminum[○]	general steel[○] / Quenched and tempered steel[○] / Stainless Steel[○] / Cast Iron[○] / Aluminum[○]	general steel[○] / Quenched and tempered steel[○] / Stainless Steel[○] / Cast Iron[○] / Aluminum[○]	general steel[○] / Cast Iron[○] / Aluminum[○] / Copper[○]
Shank Type	Taper shank	End Mill Shank	straight shank	End Mill Shank	straight shank	Taper shank	Taper shank
Tool Material Type	High-speed steel	High-speed steel	High-speed steel	High-speed steel	High-speed steel	High-speed steel	High-speed steel
With/without Oil Hole	NA	-	NA	-	NA	NA	NA
Coating Y/N	NA	-	Available	-	Available	Available	NA
Coating Type	-	-	Other	-	Other	Other	-

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