are these hollow in the middle of the head. do they work for tamper proof bolts?

No. While the quality is above average, these are typical lower, end wrenches. Not "special" in any way.

are the torx star the tamper proof kind where there's a cutout in the middle?

No they are not the tamper proof kind.

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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DISEN 13 Pieces Hex Key Allen Wrench Set SAE Size with Ball End, 1/20-3/8 Inch, Long Arm Ball Design, Chrome Vanadium Steel

Product ID: 479819739

Details

Brand
DISEN
Color
Black
Head Style
Hex
Item Package Quantity
1
Material
Chrome Steel

🔄Ball end 25° angled access

⚙️Chrome Vanadium Steel durability

🛠️13 precision SAE sizes

133.69 DT

Duties & taxes included

In stock

Sold byAmazon TunisiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🛠️ Unlock precision power with every twist — don’t get left wrenching behind!

BALL END 25 ENTRY - Access hard-to-reach bolts with smooth angled precision and flexibility.
COMPLETE SAE SIZE RANGE - From 1/20 to 3/8 inch, every hex size at your fingertips for any project.
PREMIUM CR V STEEL BUILD - Heat-treated chrome vanadium steel ensures unmatched hardness and rust resistance.
ERGONOMIC LONG ARM DESIGN - Leverage and torque optimized for effortless tightening in tight spots.
LIFETIME DURABILITY GUARANTEE - Tested to industrial standards, built to last a lifetime of professional use.

The DISEN 13 Pieces Hex Key Allen Wrench Set offers a comprehensive SAE size range forged from premium heat-treated chrome vanadium steel. Featuring a long arm design and ball end angled at 25°, it delivers superior torque and access to tight spaces. Finished with black oxide for corrosion resistance, this durable set is engineered for professional-grade performance and lifetime reliability.

Specifications

ASIN	B09NRBNBCH
Best Sellers Rank	#6,943 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #13 in Hex Keys
Brand Name	DISEN
Color	Black
Customer Reviews	4.7 4.7 out of 5 stars (270)
Finish Types	Black Oxide Finish
Head Style	Hex
Item Type Name	L-Key allen wrench
Jaw Capacity	0.38 Inches
Manufacturer	DISEN
Manufacturer Part Number	13pcs SAE Ball End Hex Key Set
Material Type	Chrome Vanadium Steel
Measurement Standard	SAE
Model Number	13pcs SAE Ball End Hex Key Set
Operation Mode	Mechanical
Package Quantity	1
Set Name	13PCS IN SET
Unit Count	1 Count

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