Accusize Center Drill Set, #1-#5, 3/64"-3/16", 5-Pc, M42 Cobalt, 0556-5500
- M42(H.S.S.+8% Cobalt); Plain style
- Right hand, standard included angle 60°
- Used for centering work ends, where the workpiece is to be revolved on machine centers, 60° countersink angle fits all standard centers
- Ground from Solid, single fluted; Packed in a plastic box
- Set includes: No.1 (1/8" x 3/64") x 1-1/4" OAL; No.2 (3/16" x 5/64") x 1-7/8" OAL; No.3 (1/4" x 7/64") x 2" OAL; No.4 (5/16" x 1/8") x 2-1/8" OAL; No.5 (7/16" x 3/16") x 2-3/4" OAL
Estimated shipping
Select a product to estimate shipping.Accusize Industrial Tools 5-Pc ANSI M42 (H.S.S. + 8% Cobalt) Center Drill Set
Engineered for machinists requiring precision when centering workpieces on machine centers. The set is designed to create accurate center holes, ensuring the workpiece is securely aligned for drilling, turning and milling operations.
Specifications
Made of H.S.S. and 8% Cobalt.
Can be used for hardened metals, cast iron and stainless steel.
M42 Cobalt is more brittle and chips off quickly.
Higher heat resistance
Lasting longer under proper maintenance
Made of carbon steel and some other elements including chrome and vanadium.
Can be used for hard metals and wood.
More elastic and do not break easily.
Less durable
Compare
Center Drills' Materials
HSS (High Speed Steel): Affordable with good toughness, but limited wear resistance.
M35 (5% Cobalt): Improved hardness and wear resistance; moderate toughness. TiAlN coating boosts heat protection and tool life for tough metals.
M42 (8% Cobalt): Superior performance on hard materials with higher wear resistance.
Carbide: Exceptional hardness and durability; best for demanding jobs but more brittle and expensive.
Product details







Specifications
| Main Specification | |
|---|---|
| Manufacturer | Accusize Co., Ltd. |
| Unit Count | 1 Count |
| Surface Recommendation | Plastic |
| Cutting Diameter | 0.13 Inches |
| Point Style | Plain style |
| Shank Type | Straight |
| Tool Flute Type | Straight |
| Brand | Accusize Industrial Tools |
| UPC | 663566025780 |
| Cutting Angle String | 60 degrees |
| Number of Pieces | 5 |
| Product information | |
|---|---|
| Number of Packs | 1 |
| Set Name | 5pc ANSI M42 (H.S.S.+8% Cobalt) Center Drill Set |
| Technical Details | |
|---|---|
| Material Type | High Speed Steel (HSS), Cobalt Steel, Cobalt, M42 |
| Part Number | 0556-5500 |
| Model | 5500-0556 |
| Number of Flutes | 1 |
| Style | |
|---|---|
| Finish Types | Titanium Aluminum Nitride |
| Measurements | |
|---|---|
| Item Dimensions | 4.33 x 3.35 x 1.38 inches |
| Others | |
|---|---|
| Item Highlight | ANSI M42 (HSS + 8% Cobalt), Plain Style, 60° Included Angle, Right Hand, Single Fluted, Plastic Case |
| Product Type | Countersink Drill Bits |
| Minimum Bore Diameter | 0.13 inches |
| Tags | |
|---|---|
| Tags | |





