3/8" Allen wrench BLS22H

1/4"Lset

Product Overview
Klein Tools' 22-key ball-end hex key set consolidates common SAE and metric sizes into a single long L-style set with a T-handle adapter. Ball-end geometry permits access at angles up to 25° while heat-treated CR-V steel and a black phosphate finish increase strength and corrosion resistance. The Twist-to-Lock folding case features an internal locking mechanism and interlocking design for secure, stackable storage.

Key Features

• 22 sizes covering SAE and metric standards: 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, 1/4, 5/16, 3/8-Inch; 1.5 mm, 2 mm, 2.5 mm, 3 mm, 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 10 mm
• T-handle adapter converts L-keys into T-handles for improved grip and higher torque
• Ball-end design allows work at up to 25° for fast access in confined or offset applications
• Heat-treated, tempered CR-V steel for durability
• Black phosphate coating for rust resistance
• Twist-to-Lock case with internal lock prevents loss and enables cross-compatible stacking

Applications

• Industrial assembly, machinery maintenance, electrical and mechanical service, field repair, HVAC and automotive workshops
• Ideal for fastening hex screws and bolts where angled access or extended reach is required

Technical Specifications

• Type: L-Style Hex Keys (ball-end)
• Application: Tightening or loosening screws and hex bolts
• Special Features: Twist-to-Lock case, internal locking mechanism, T-handle adapter
• Overall Length: 7 in (17.8 cm)
• Overall Height: 1.12 in (2.8 cm)
• Overall Width: 6.45 in (16.4 cm)
• Material: CR-V steel
• Finish: Black phosphate coating
• Color: Black
• Key Lengths: 3" to 7" (7.6 to 17.8 cm)
• Measurement Standard: SAE, Metric
• End: Ball
• Number of Pieces: 22
• Weight: 26.88 oz (762 g)
• UPC: 092644331794

Included

• Cat. Nos. BLS12, BLS10M