Best Straight Shank Boring Bars

Ohamtes 5.5mm Reduced Shank Twist Drill Bits High Speed Steel HSS 4341 for Iron/Copper/Plastic/Aluminum Plates/Metal Materials, Round Shank, Double Edge, 2 Pcs

Parameter: Cutting and Shank Dia : 5.5mm / 0.22", Cutting Edge Length: 55mm / 2.17", Twist Drill Total Length : 93mm / 3.66"..
Short Shank Twist Drill Bit Uses: For Stainless Steel/Aluminum Alloy/Iron/Copper/Plastic/Aluminum Plates/Metal Materials etc..
How To Use: When in use, The drill bit should be perpendicular to the workpiece and oil, water, or coolant should be added to keep cool..
Features: Premium gold titanium and black nitride dual coating, more heat and wear resistant. HSS straight shank tool strong hardness and toughness..
Package Content: 2 x Double Flutes Straight Shank Twist Bit..

Parameter: Cutting and Shank Dia : 10.5mm / 0.41", Cutting Edge Length: 85mm / 3.35", Twist Drill Total Length : 133mm / 5.24"..
Short Shank Twist Drill Bit Uses: For Stainless Steel/Aluminum Alloy/Iron/Copper/Plastic/Aluminum Plates/Metal Materials etc..
How To Use: When in use, The drill bit should be perpendicular to the workpiece and oil, water, or coolant should be added to keep cool..
Features: Premium gold titanium and black nitride dual coating, more heat and wear resistant. HSS straight shank tool strong hardness and toughness..
Package Content: 2 x Double Flutes Straight Shank Twist Bit..

Parameter: Cutting and Shank Dia : 6.5mm / 0.26″, Cutting Edge Length: 62mm / 2.44″, Twist Drill Total Length : 100mm / 3.94″..
Short Shank Twist Drill Bit Uses: For Stainless Steel/Aluminum Alloy/Iron/Copper/Plastic/Aluminum Plates/Metal Materials etc..
How To Use: When in use, The drill bit should be perpendicular to the workpiece and oil, water, or coolant should be added to keep cool..
Features: Premium gold titanium and black nitride dual coating, more heat and wear resistant. HSS straight shank tool strong hardness and toughness..
Package Content: 5 x Double Flutes Straight Shank Twist Bit..

Parameter: Cutting and Shank Dia : 12.5mm / 0.49″, Cutting Edge Length: 100mm / 3.94″, Twist Drill Total Length : 151mm / 5.94″..
Short Shank Twist Drill Bit Uses: For Stainless Steel/Aluminum Alloy/Iron/Copper/Plastic/Aluminum Plates/Metal Materials etc..
How To Use: When in use, The drill bit should be perpendicular to the workpiece and oil, water, or coolant should be added to keep cool..
Features: Premium gold titanium and black nitride dual coating, more heat and wear resistant. HSS straight shank tool strong hardness and toughness..
Package Content: 2 x Double Flutes Straight Shank Twist Bit..

SET INCLUDES: (21) 135° Split Point Black Oxide Drill Bits，(4) hex shank spade bits，(8) Hex Shank Nut Setters，(1)Magnetic Bit Holder, (27) 1 in. Insert Bits，(4) Drill Stops, (1) Countersink, (1) Center Punch, (1)Hex Key, (6) 2 in. Power Bits, (5) Carbide-tipped Masonry Drill Bits, (5) Black and Silver Brad Point Drill Bits, (4) Hole Saws, (1) Hole Saw Mandrel, (1) Carrying Case..
VERSATILE: Suitable for drilling wood, metal, plastic, and masonry..
CONVENIENT STORAGE: The plastic carrying case comes with a locking system and labeled compartments to keep your bits organized..
MAGNETIC BIT HOLDER: Magnetic bit holder holds drill bits for driving fasteners..
BLACK OXIDE FINISH: Provide superior durability and up to 50% improved lifetime compared to standard high-speed steel drill bits. They also reduce friction, giving you improved hole boring speeds..

STRAIGHT SHANK: Straight shank type extended handle, the handle body was longer,the shank is 100mm long..
ALLOY STEEL: This ER32 collet holder is made of high quality chrome molybdenum alloy steel, this chuck holder is durable..
EXTEND THE DEPTH: Applicable to deep hole processing, resolve to extend the depth of processing needs..
CONVENIENT TIGHTEN: The nut can direct tighten, high rigidity and strong clamping force..
SMOOTH SURFACE: The surface is quite smooth without glitches which offers a comfortable feeling, safe for your hands..

high speed steel, Tin Coating. Straight Shank.
One of each size in both 2 & 4 flute: with 3/8'' shank:3/16'', 1/4'', 5/16'', 3/8'', 7/16''.

D style carbide-tipped lathe tool bit has a pointed tip with an 80-degree included angle for light turning, undercutting, chamfering, and boring.
Neutral handed for right-to-left or left-to-right feed.
C5 grade uncoated carbide tip provides good resistance to shock and wear for use on soft steel and steel alloys.
Tip is brazed onto steel shank for strength.

【MULTIFUNCTIONAL DURABLE】This milling chuck extension rod is made of high quality metal and has high hardness and is suitable for long-term use and will not affect the accuracy of the work..
【SOPHISTICATED MATERIAL】This milling extension rod is made of high-quality manganese steel, it has high hardness, high rigidity and strong clamping force, suitable for long-term use..
【EFFICICENT PERFORMANCE】This manganese steel milling extension rod can reduce the use of extended cutters, effectively reduce processing costs and improve work efficiency..
【SPECIALIZE HANDLE DESIGN】Straight shank type extended shank with long shank for deep hole machining to solve the need for extended processing depth.With this straight shank this collet chuck rod can apply more lathe turning machine..
【HIGHLY SPECIFIC PRECISION】The outer diameter of the extension rod and other parts are precision ground, eliminating imbalance during cutting and increasing safety..