English
全球搜三张轮播图 - 副本 (2)2
oupei8
oupei10

FEATURED

CUTTING TOOLS

Micro bit

read more
Micro bit

OPT CUTTING TOOLS CAN PARTNER

WITH YOU EVERY STEP OF THE WAY.

From selecting and configuring the right
cutting tools for your job to helping you finance the purchase that generates noticeable profits.

MISSION

STATEMENT

OPT CUTTING TOOLS will enhance the value of our customer experience at every level of our organization.
We will accomplish this by providing innovative, world-class products backed by customer-focused services and support.
Our goal is profitable growth through exceeding the expectations of our customers every day.

about us02
X
  • Drill-Flutes03-26
  • 4 flute drill bit3-23
  • straight-flute-tap-VS-spiral-flute-tap03-20-
  • straight-flute-tap03-17
  • drill-bit03-14

recent

NEWS

  • What Do Drill Flutes Actually Do? Uncovering the Core Design Principles of Cutting Tools

    Introduction: How Important Are Those “Spiral Grooves”? When you pick up a twist drill, what catches your attention first? Perhaps the shiny metallic luster, or the sharp cutting tip. But those spiral grooves winding along the drill’s surface—the flutes—are where the real engine...

    read more

  • 2-Flute vs 4-Flute Drill Bits: The “Flute Selection” Secrets Master Craftsmen Won’t Tell You! Choose Wrong and Ruin Your Bit!

    1. What Are “Flutes”? Understanding This Key Concept First A drill bit’s “flutes” are those spiral grooves. They’re not just for looks—they handle chip evacuation, heat dissipation, and centering! 2-Flute Drill Bit: Two symmetrical spiral grooves, like two blad...

    read more

  • What is the advantage of a spiral flute tap vs.a straight flute tap when tapping a blind hole?

    The Blind Hole Tapping Dilemma​ The #1 reason spiral flute taps outperform straight flute taps for blind holes is directional chip removal:​ Spiral Flute Taps:Feature helical grooves that act like a “chip conveyor belt.” Right-hand spiral flutes (the most common) pull chips upward tow...

    read more

  • The Straight Flute Tap: The Underrated “All-Rounder of Thread Machining” – The Secret Weapon Master Machinists Swear By!

    In today’s world of CNC machining centers, a seemingly “outdated” cutting tool is making a powerful comeback in high-end manufacturing—the Straight Flute Tap. Without flashy spiral flutes or complex coating technologies, it relies on the philosophy of “simplicity is power&...

    read more

  • Ultimate Showdown: The World’s Strongest Drill Bits – Diamond vs. Carbide, Who’s the Real “Hardness King”?

    In the industrial manufacturing arena, one question reigns supreme: What drill bit can penetrate anything on Earth? From aerospace-grade titanium skeletons to rock layers thousands of meters underground, from smartphone sapphire screens to nuclear reactor specialty steels—humanity’s pursui...

    read more
+86 13926581351
opt@tongweicn.com
+86 13652315199