# Cleveland C15978 Letter T Cobalt M42 Screw Machine Drill Bit, 0.358" (9.0932 mm), 135° Split Point, Steam Oxide, Series 3780 Q-AMD - MROSupply.com

***Cleveland C15978 is a Letter T (0.358") Cobalt M42 screw machine drill bit from the Q-AMD 3780 series. It features a 135° split point, steam oxide finish, and a straight shank. The 2-flute spiral design provides efficient chip evacuation in alloy steel, carbon steel, Inconel, stainless steel, and tool steel.***



## Product details:

- Catalog number: C15978
- SKU: 6111544
- Price: ***$26.81*** Each
- Quantity: This product has a minimum order quantity of 5.
This is the minimum order quantity available when purchasing this product.
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Cleveland](https://www.mrosupply.com/brands/cleveland/)
- Category: 
    - [Bits & Sets](htts://www.mrosupply.com/power-tools/power-drills-drivers/bits-sets/)
    - [Power Drills & Drivers](htts://www.mrosupply.com/power-tools/power-drills-drivers/)
    - [Power Tools](htts://www.mrosupply.com/power-tools/)
- Unit of measure: each
- Weight: 0.474 lb
- Returns: Yes


## Product images:
- https://static.mrosupply.com/images/noimage.webp


## Product attributes;

  
- Applicable Materials: Alloy Steel, Carbon Steel, Inconel, Stainless Steel and Tool Steel
  

  
- Cutting Depth: 1-3/4 in
  

  
- Cutting Direction: Right Hand
  

  
- Cutting Edge Material: M42 HSS-Co 8
  

  
- Drill Size - Decimal Inch: 0.358 in
  

  
- Drill Size - Letter: T
  

  
- Finish: Black Oxide/Steam Oxide
  

  
- Flute Length: 1-3/4 in
  

  
- Flute Type: Spiral
  

  
- Material: HSS-CO 8% (M42)
  

  
- Number of Flutes: 2
  

  
- Overall Length: 4-7/8 in
  

  
- Point Angle: 135 deg
  

  
- Point Type: Split
  

  
- Series: Q-AMD™ 3780
  

  
- Shank Size: 0.358 in
  

  
- Shank Type: Straight
  

  
- Style: 3780
  

  
- Surface Condition: Steam Oxide
  

  
- Tool Size: T
  

  
- Type: Type D Heavy Duty Jobber Length Short Flute
  
## Product documents / software:

- [GFI SDS 01 - HSS Product - December 2019.pdf](https://documents.mrosupply.com/product_documents/61/32/6132436/200120-20HSS20Product20-20December202019_kntYhBx.pdf)