5-piece HSS step drill bit set, conical drill bit, step drill bit kit, power tool with storage box

1. Made of titanium-coated high-speed steel, these hexagonal shank step drill bits offer high hardness.
2. Their grooved design allows for a more secure grip on the power drill and prevents slippage or dropping during rotation.
3. They are perfectly suited for cutting holes in various materials, including steel, brass, wood, plastic, etc.
4. Cobalt coating for a smoother, softer cut and automatic deburring of holes during drilling.
5. High-quality materials, robust and durable, for a long service life.
Specifications
Features:
- This item is new.
- This lot replaces 50 Individual drill bits. The two-flute design ensures faster, smoother cutting. The tri-flat shank (TRI-FLAT) won't slip in your drill chuck. Cobalt coating for smoother, warmer cutting. Titanium coating for reduced friction and better heat dissipation. The large drill bit has a tri-flat shank, and the smaller drill bits have a hexagonal shank to prevent slippage in the chuck. Automatic hole deburring during drilling. Long-lasting high-speed steel. Comes with a padded aluminum protective case. Package dimensions: 15cm x 10.5cm x 4.2cm (L x W x H) src="https://cdn.manomano.com/external-resources/AAHKMJXYDAFdJAOAIMEbOAchMsjc3QZBtjSFHA9dqEpXPSB65XDJrhS VyThNg87jDURivsIQioVkU4HdlEVCOvmJqupLSMDIfZUAQ_v3XTYZw6vV9b31vypAwXAFacvsgpNKCBvS-PX6tMdfNdmVrUatyVDvIUXH 516LabMPaIGGMF_rRKUaLAfUURz5JerZpw-U8cmFp8VBojhCb0ejSPRHSE1Zvu-fFNSorDBj_pSqSpOAAQEos5JoBne7iYG03pebg9io 8hYy7SkrYCBxSsGPMoO6oW5P9j2cCHdLGlSjBwW8NynOhQsmAXU8TysfRgn__vAlhcBFT86DtkBkQpJlmqH6Zpd9tLR-jOP6gXV8xw==" alt="" width="800" height="800" data-orig-src="https://cdn.manomano.com/external-resources/AAHKMJXYDAFdJAOAIMEbOAchP20eJc-eDZu6tX4DM3vheOCVQG1CwTaajx9QNXT0zjlA7 B7dEQmZDHrtkY7yDnEWN-EMVbqBFscPZl06Qn1SWWbedEY1PBKM38mSbkyWQ424_W8cF38e1Egw7cZ7nnAyGrNt6sl3mNpRq500xJE8LDLQd_c9U3yGVTEAjCCoPmg=" />

Package contents:
1 step drill bit 1/4-1-3/8
1 step drill bit 3/16-7/8
1 step drill bit 1/4-3/4
1 step drill bit 1/8-1/2
1 step drill bit 3/16-1/2
1 aluminum case